Argo P-750 HDi User manual

SERVICE MANUAL
8x8 MODELS
• P - 750 HDi
• H - Avenger 750
• S - 700 HD, 700 EU
• X - 750 HDi SE
• V - Avenger 700,
700 EU
Manual No. 673-11 Printed in Canada 2011/06/15

Argo Service Manual
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Service Guide
General Information............. GI
Engine..................................... EN
Electrical System................... ES
Brake System......................... BR
Clutch System........................ CS
Fuel System............................ FS
Wheels,Axles&Chains........... WA
Transmission.......................... TR
How to use this manual
This manual is divided into general
sections which are identied by a 2
letter designation. Find the section
you want in the guide on this
page, and then turn to the Table of
Contents on page 1 of that section.
Each section begins with general
information for servicing the
assemblies listed in that section.
The rest of the section outlines
detailed servicing procedures and
is accompanied by photographs &
diagrams for easier use.
Service Guide

Argo Service Manual
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421

Argo Service Manual General Information
General Information Argo Service Manual
GI-1 GI-1
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Forward....................................................................................... GI-2
General Instructions...................................................................GI-3
Available Service Instruction.....................................................GI-4
Argo Vehicle Capacity................................................................ GI-5
Identication and Location of Controls................................... GI-6, 7
Argo Model Specications......................................................... GI-8
Information Labels..................................................................... GI-9
Argo Torque Specications........................................................ GI-10, 11
Maintenance Chart..................................................................... GI-12
Trouble Shooting Charts............................................................ GI-13, 14
Special Tools................................................................................ GI-15, 16, 17 & 18
SECTION GI
General Information
Table of Contents

General Information Argo Service Manual
GI-2
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Foreward
ODG has prepared this Argo Service Manual to assist qualied technicians of authorized
ARGO dealers and distributors in providing fast and effective service and maintenance of
the following ARGO vehicles
First AVENGER from ....V20905 January 29, 2004
First HDi from .... P28829 Aug 15, 2009
Proper and regular maintenance is essential to prolonging the life of the ARGO and will
result in satised ARGO customers. Please refer to this Service Manual before performing
any servicing procedure on any of the above vehicles.
This ARGO Service Manual provides information on maintenance procedures, service
operations, and on the removal, disassembly, reassembly, and installation of components,
parts, and assemblies.
All information contained in this service manual is based on the product specication
records of Ontario Drive & Gear Ltd. If the ARGO that you are servicing differs from
the specications contained in this manual, contact Ontario Drive & Gear for information.
ODG reserves the right to alter servicing procedures at any time without obligation or prior
notication.
Liability for any personal injury, or damage to property or an ARGO vehicle which is
occasioned by the use of this Argo Service Manual, is in no way assumed by Ontario
Drive & Gear Ltd.

Argo Service Manual General Information
General Information Argo Service Manual
GI-2 GI-3
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Read your owner/operators manual before you operate your ARGO. It contains safe operating
instructions and warns the user about potential hazards that can result in personal injury.
Warnings are identied in the text by the following symbol:
Warning text warns the user about potential hazards that can result in personal injury or death.
Cautions are identied in the text by the following symbol:
Caution text contains cautions that can prevent damage to the vehicle.
This manual is based on the latest product information available at the time of printing.
Ontario Drive & Gear Limited reserves the right to make changes at any time and without
obligation.
Reproduction of any part of this publication is prohibited without prior written permission.
© Ontario Drive & Gear Limited, 2011

General Information Argo Service Manual
GI-4
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Other Available Service Manuals
Part number 670-00 ------- Service Manual for Models prior to 1977.
Part Number 673-00-------- Service Manual for Models to 1986
Part Number 673-01-------- Service Manual for 1987 Models
Part Number 673-02-------- Service Manual Supplement for NKB Models (1988)
Part Number 673-04-1 --- (Paper) Service Manualfor Models from 1992 - 2002
Part Number 673-04CD --- Service Manual for Models from 1992 - 2002
Ontario Drive & Gear Limited has been building ARGO vehicles since 1967. By
listening carefully to our customers and responding to their needs, we have been
constantly improving the ARGO and will continue to do so.
A MESSAGE FROM THE PEOPLE WHO BUILD THE ARGO

Argo Service Manual General Information
General Information Argo Service Manual
GI-4 GI-5
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Argo Vehicle Capacity
Vehicle capacity includes occupants, cargo, fuel, and all accessories. Capacity for occupants
and cargo is reduced by the weight of accessories as shown in the chart below.
Available vehicle capacity must be reduced if your vehicle is equipped with any accessories.
Reduce the available capacity by the total weight of accessories tted to your vehicle.
Reduce By
Accessory On On
On Vehicle Land Water
Regular Tracks 6x6 135 lbs. (60 kg) 85 lbs. (40 kg)
Regular Tracks 8x8 175 (80) 110 (50)
Supertracks 6x6 145 (65) 90 (40)
Supertracks 8x8 210 (95) 135 (60)
Rubber Track Kit 240 (110) (150) (68)
Winch Kit 50 (23) 50 (23)
Brush Guard 11 (5) 11 (5)
Windshield 33 (15) 33 (15)
Roll Bar 6x6 50 (23) 50 (23)
ROPS 6x6 130 (60) SEE WARNING
ROPS 8x8 140 (64) 140 (64)
ROPS Avenger 155 (70) 155 (70)
Half Top 16 (7) 16 (7)
Full Top 8x8 27 (12) 27 (12)
Full Top 6x6 22 (10) 22 (10)
Snow Plow 190 (85) SEE WARNING
Dump Box 100 (45) 500 (225)
Suspension Seats 110 (50) 110 (50)
Rear Bench Seat 34 (15) 34 (15)
Do NOT use an Argo on water
when equipped with a snow plow.
Do NOT use an Argo 6x6 in water
when equipped with a ROPS. The
increased weight of the snow plow
out front or the top-heavy weight of
the ROPS on the 6x6 will make the
Argo unstable and could cause the
vehicle to capsize, causing injury
or drowning to the driver and pas-
sengers.

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1.6 IDENTIFICATION AND LOCATION OF CONTROLS (Mechanical Guages)
1.6 IDENTIFICATION AND LOCATION OF CONTROLS (Digital Guage Pkg.)

Argo Service Manual General Information
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PH.(519)- 662-2840 FAX (519)- 662-2421
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1.6 IDENTIFICATION AND LOCATION OF CONTROLS (Avenger HDi Model)

General Information Argo Service Manual
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AVENGER Model Specications
AVENGER (V)
Engine: Kohler 685 cc (25 h.p.) or Kohler 690cc (26
h.p)
V-twin 4 cycle, liquid cooled
Transmission: 2 forward speeds, neutral and reverse
Clutch: Variable speed torque converter
Fuel Capacity: 29 Litre (6.3 Imp. Ga., 7.6 U.S Gal.)
Steering/Brakes: Hydraulic Caliper, 10.25" with holding brake
system
Drive Chains: Double RC-50 roller chains & Single RC 60
Roller chain
Electrical: 12 volt D.C. battery, 495 cranking amps at 0
F;
25 Amp charging system, electronic ignition
Speed: Land - 32 km/hr (20mph)
Water - 3 km/h (2 mph)
Load Capacity: Land - 6 persons or 522kg (1150lbs)
SEE SECT.1.4.1 Water - 4 adults or 317kg (700lbs)
Tires: 25x11.5-9NHS, 2 ply
Dry Weight: 542kg (1195lbs)
AVENGER (H)
Engine: Kohler 685 cc (25 h.p.) or Kohler 690cc (26
h.p)
V-twin 4 cycle, liquid cooled
Transmission: 2 forward speeds, neutral and reverse
Clutch: Variable speed torque converter
Fuel Capacity: 29 Litre (6.3 Imp. Ga., 7.6 U.S Gal.)
Steering/Brakes: Hydraulic Caliper, 10.25" with holding brake
system
Drive Chains: Double RC-50 roller chains & Single RC 60
Roller chain
Electrical: 12 volt D.C. battery, 495 cranking amps at 0
F;
25 Amp charging system, electronic ignition
Speed: Land - 32 km/hr (20mph)
Water - 3 km/h (2 mph)
Load Capacity: Land - 6 persons or 522kg (1150lbs)
SEE SECT.1.4.1 Water - 4 adults or 317kg (700lbs)
Tires: 25x11.5-9NHS, 2 ply
AVENGER (HDi)
Engine: Kohler 685 cc (25 h.p.) or Kohler 690cc (26
h.p)
V-twin 4 cycle, liquid cooled
Transmission: 2 forward speeds, neutral and reverse
Clutch: Variable speed torque converter
Fuel Capacity: 29 Litre (6.3 Imp. Ga., 7.6 U.S Gal.)
Steering/Brakes: Hydraulic Caliper, 10.25" with holding brake
system
Drive Chains: Double RC-50 roller chains & Single RC 60
Roller chain
Electrical: 12 volt D.C. battery, 495 cranking amps at 0
F;
25 Amp charging system, electronic ignition
Speed: Land - 32 km/hr (20mph)
Water - 3 km/h (2 mph)
Load Capacity: Land - 6 persons or 522kg (1150lbs)
SEE SECT.1.4.1 Water - 4 adults or 317kg (700lbs)
Tires: 25x11.5-9NHS, 2 ply

Argo Service Manual General Information
General Information Argo Service Manual
GI-8 GI-9
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
INFORMATION LABELS
There are labels on all models which indicate operating hazards and provide special operating
instructions. Information about the use of the holding brake system, the use of the vehicle
in water, correct fueling procedures and placement of the oorpans has been provided on
distinctive coloured labels fastened to the various locations on the Argo.
Figure 1-1 Location of Information Labels - All Models
AVENGER Model Specications

General Information Argo Service Manual
GI-10
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Transmission
Side Cover Bolts ....................................................216 IN. LBS. 24.3 Nm
Differential Bolts ....................................................35 FT. LBS. 47.5 Nm
Shifter Plate Bolts (Avenger) ..................................75 IN. LBS. 8.5 Nm
Intake & Exhaust
Kohler Exhaust Man. to Engine (Avenger) ............204 IN. LBS. 23.2 Nm
Clutch System
Driver Clutch Nut on Clutch ..................................100 FT. LBS. 135.6 Nm
Driver Clutch Bolt to Engine ..................................40 FT. LBS. 54.3 Nm
Driven Clutch Bolt to Input Shaft ...........................15 FT. LBS. 20.3 Nm
Spring Cover Cap Screws ....................................... 85IN. LBS. 9.6 Nm
Powerpack Assembly
Engine to Powerpack Frame ................................... 35 FT. LBS 47.5 Nm
Transmission to Powerpack Frame .........................75 FT. LBS. 101.7 Nm
Transmission to Powerpack Frame (HDi) .............. 80 FT.LBS. 101.7 Nm
Brake Cooling Air Duct to Frame ........................... 35 IN.LBS. 4.0 Nm
Master Cylinder Mounting Bolts ............................96 IN. LBS. 10.7 Nm
Brake Bracket Mounting Bolts ..............................240 IN. LBS. 27.1 Nm
Power Pack Bolts to Main Vehicle Frame ..............80 FT. LBS. 108.4 Nm
Brake System - Hydraulic
Brake Caliper to Transmission ................................45 FT. LBS. 61.0 Nm
Brake Caliper Assembly Bolts (M10) (Gremica) ...33 FT. LBS. 44.8 Nm
Brake Caliper Assembly Bolts (M8) (Gremica) .....17 FT. LBS. 23.2 Nm
Knott Brake Caliper Assembly Bolts .....................218 IN. LBS. 24.6 Nm
Service Brake Caliper Shoulder Bolts .................... 30 FT. LBS 40.7Nm
Hydraulic Hose Bolts .............................................180 IN. LBS. 20.3 Nm
ARGO Torque Specications

Argo Service Manual General Information
General Information Argo Service Manual
GI-10 GI-11
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Argo Torque Specications
Parking Brake/Band Brake Mounting Bolts (HDi).........22FT.LBS. 30.0Nm
Service Brake Caliper Bolts (HDi)..................................25 FT.LBS. 20.3Nm
Brake Disc to Output Shaft.............................................30FT.LBS. 40.7Nm
Brake Sprocket to Disc (Avenger earlier models)...........15 FT. LBS 20.3Nm
Master Cylinder Lid Screws...........................................Snug By Hand
Upper Handle Bar Clamp Bolts .....................................12 Ft. LBS 16.3Nm
Steering Shaft Nut................ ....................................... Tighten snug. Back off until
lower washer can be turned by
hand. Ensure shaft can be turned
with minimal end play
Vehicle Body and Firewall
Hood Hinge Mounting Bolts...........................................Snug By Hand
Rear Seat Mounting Bolts...............................................Snug By Hand
Trailer Hitch Mounting Bolts..........................................35 FT. LBS. 47.5Nm
Frame and Drive System
Wheel Nuts......................................................................45 FT. LBS. 61.0Nm
Bearing Extensions.........................................................30 FT. LBS. 40.7Nm
Bearing Extension C/Bolts.............................................240 IN. LBS. 27.1Nm
Bearing Extension Flange Nuts ................................... 30 FT. LBS. 40.7Nm
Bearing Extension Flange Bolts (2010 +)...................... 30 FT. LBS. 40.7Nm
Axle Flange Bolts...........................................................30 FT. LBS. 40.7Nm
Axle Sprocket Retaining Screws................................... 144 IN. LBS. 16.4Nm
Axle Bearing Set Screws............................................. 10-15 IN. LBS. 11.1-Nm
Idler Shaft Bearing Set Screws (outer)......................... 10-15 IN.LBS. 11.1-Nm
Axle Retaining Bolt........................................................35 FT. LBS. 47.5Nm
Wheel Stud Extensions...................................................45 FT. LBS. 61.0Nm
Idler Shaft Coupler Bolts (HDi).....................................22 FT.LBS. 30.0Nm
Fuel System and Seat Assembly
Handrail Assembly to Upperbody Hand Tight Approx..48 IN. LBS 5.4Nm
Backpad to Handrail Assembly.......................................72 IN.LBS 8.1Nm
Seat Frame Assembly to Body........................................Snug By Hand

General Information Argo Service Manual
GI-12
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PH.(519)- 662-2840 FAX (519)- 662-2421
2hrs. 8hrs. 20hrs. 10hrs. 25hrs. 50hrs. 100hrs. 250hrs.
The intervals shown on the schedule are based on average operating conditions. Vehicles which are subjected to
severe use and wet or dusty conditions will require more frequent servicing. Use only Argo replacement parts to
ensure safe operation of the vehicle and to comply with the warranty coverage.
We strongly recommend that an Argo Dealer perform a complete check-over of your vehicle after the initial 20
hours of operation, then once each year. This will reduce maintenance costs over the life of your vehicle.
Check coolant level (Avenger)
Check fan belt tension (Avenger)
Check fuel level
Check tire ination
Check twist grip throttle operation
Check handlebar travel
Check engine intake/exhaust for obstructions
Check that drain plugs are in place
Check engine oil level
Change engine oil & oil lter
- Kohler
- Briggs & Stratton
Check transmission oil level
Change transmission oil
Clean air pre-cleaner (Briggs only)
Check clean/replace air lter
Replace fuel lter (Kohler high pressure every 1000 hrs.)
Service driver & driven clutch
Lubricate drive chains
Remove, clean & lube drive chains
Lubricate idler chains (if equipped)
Remove, clean & lube idler chains (if equipped)
Lubricate axle ange - outer cavity
Lubricate axle ange - inner cavity
Lubricate outer axle bearings (if required)
Lubricate inner axle bearings (if required)
Lubricate output shafts
Lubricate idler bearings
Check battery uid level & caps
Clean battery terminals & connections
Clean battery
Clean, adjust/replace spark plugs
Check the drive belt
Check nylon sliders - driven clutch
Check sliders - chain take-up system
Check & adjust idler chains
Inspect brake pads
Inspect/adjust emergency/parking brake
Check hydraulic brake uid level/condition
Check fuel tank connections/lines
Inspect wiring harness
Tighten bearing extension bolts
Clean out spark arrester
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BEFORE
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USE
AFTER INITIAL EVERY

Argo Service Manual General Information
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PH.(519)- 662-2840 FAX (519)- 662-2421
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MALFUNCTION PROBABLE CAUSE CORRECTIVE ACTION
(SYMPTOM)
Electric starter inoperative 1. Loose electrical connections 1. Clean and re-tighten electrical
connections
2. Battery charge low or dead 2. Recharge battery or replace as
necessary
3. Faulty starter motor 3. Return the vehicle to an Argo
dealer for servicing
Engine turns over but won't start 1.Engine is cold and choke is not pulled 1. Pull out the choke and try to start out
again
2. Fuel tank is empty 2. Rell tank
3. Blocked fuel or air lter 3. Remove obstruction or replace
lter as necessary
4. Carburetor adjustment too lean 4. Adjust as detailed in the engine
manufacturer’s manual
5. Spark plugs defective or fouled 5. Clean and re-gap or replace
6. Ignition system inoperative 6. Have unit serviced by a properly
trained and equipped mechanic
7. Insufcient compression 7. Take the vehicle to a factory
authorized engine repair outlet
Engine will not run 1. Refer to engine manual
Vehicle will not move or turn 1. Transmission in neutral or not 1. Place gear shift properly in gear
properly engaged in gear
2. Drive belt worn (see Section 7.2.1) 2. Replace belt if worn excessively
3. Clutch not engaging 3. Return the vehicle to an Argo
dealer for servicing
4. Transmission failure 4. Same as 3. above
5. Brakes not functioning 5. Adjust caliper or replace brake
pads
6. Idler chain broken 6. Repair or replace
7. Idler sprocket weld broken 7. Have vehicle serviced by an Argo
dealer
Vehicle pulls to right 1. Right tire pressure too low 1. Inate all tires to the correct pressure
2. Left tire pressure too high 2. Same as above
3. Right brake engaged 3. Make sure the handlebar is held parallel
to the dash. Adjust brake assembly if
required.
4. Right side drive chain broken 4. Repair or replace
Vehicle pulls to left 1. See “Vehicle pulls to right” -
substitute right with left
HDi - Vehicle does not shift into 1. Hi/Low shift cable adjustment 1. Take the vehicle to an Argo dealer
Hi from Low or Low from Hi for servicing
Handbrake failure - Avenger 1. Worn brake pads, brake cable 1. Change pads or adjust brake cable
and Frontier adjustment
- HDi 2. Worn brake pads 2. Change pads
3. Leaking caliper or brake lines or air in 3. Take the vehicle to an Argo dealer
system for servicing

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MALFUNCTION PROBABLE CAUSE CORRECTIVE ACTION
(SYMPTOM)
Severe vibration when vehicle 1. Engine loose on mounts 1. Take vehicle to an Argo dealer for
is operated service.
2. Driver or driven clutch or engine 2. Same as above.
defective
3. Axle bent 3. Remove and straighten or replace.
4. Wheel rim bent 4. Replace.
5. Worn or damaged drive belt 5. Replace. Clutch service may be
required.
Water leaks into lower body 1. Leak has developed at the axle bearing 1. Replace the bearing ange gaskets.
ange
2. Bearing ange seal has been damaged 2. Replace the bearing ange seal.
3. Water is leaking in around the outer 3. Caulk under 103-81 bolt heads with
bearing ange bolts silicone sealer.
4. Lower body is cut or punctured 4. Repair or replace vehicle lower body
5. Drain plugs not in place 5. Secure drain plugs.
Tire leaks air 1. Tire is punctured 1. Remove tire from rim and repair the
hole with a radial tire patch or
install a tube in the tire.
2. Tire is not properly seated on bead 2. Deate tire and carefully push tire
bead off the rim. Clean the rim bead
area to remove dirt and foreign
matter. Re-inate tire.
3. Position of air leak is not obvious 3. Submerge tire and rim in a water
tank. Air may be escaping through
the rim halves or the valve stem.
Repair as required.
4. Defective valve 4. Replace defective valve.
Hydraulic brakes are spongy, 1. Air in hydraulic system 1. Have an Argo dealer bleed the brake
or there is excessive handle bar
travel 2. Leak in system 2. Have an Argo dealer check all
ttings, hoses, calipers and seals for
loose connections or leakage. Rell
as needed.
3. Loose brakes 3. Adjust or tighten.
Brakes ineffective 1. Pads have overheated and glazed 1. Have the pads cleaned by an Argo
dealer or replace pads.
2. Pads worn beyond 0.10" 2. Replace.
3. Pads are contaminated with lubricant 3. Have the pads cleaned by an Argo
dealer or replace pads.
There is a loud bang when the 1. Idler chains worn/loose 1. Adjust/replace idler chains as
vehicle is turned right or left required.
2. Drive chains worn/loose 2. Adjust/replace drive chains as
required.
Vehicle does not steer left or 1. Worn or contaminated brake pads 1. Change pads
right
2. Leaking caliper or brake lines or air in 2. Take the vehicle to an Argo dealer
system for servicing

Argo Service Manual General Information
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GI-14 GI-15
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
Ontario Drive & Gear Limited www.argoutv.com
PH.(519)- 662-2840 FAX (519)- 662-2421
MALFUNCTION PROBABLE CAUSE CORRECTIVE ACTION
(SYMPTOM)
Severe vibration when vehicle 1. Engine loose on mounts 1. Take vehicle to an Argo dealer for
is operated service.
2. Driver or driven clutch or engine 2. Same as above.
defective
3. Axle bent 3. Remove and straighten or replace.
4. Wheel rim bent 4. Replace.
5. Worn or damaged drive belt 5. Replace. Clutch service may be
required.
Water leaks into lower body 1. Leak has developed at the axle bearing 1. Replace the bearing ange gaskets.
ange
2. Bearing ange seal has been damaged 2. Replace the bearing ange seal.
3. Water is leaking in around the outer 3. Caulk under 103-81 bolt heads with
bearing ange bolts silicone sealer.
4. Lower body is cut or punctured 4. Repair or replace vehicle lower body
5. Drain plugs not in place 5. Secure drain plugs.
Tire leaks air 1. Tire is punctured 1. Remove tire from rim and repair the
hole with a radial tire patch or
install a tube in the tire.
2. Tire is not properly seated on bead 2. Deate tire and carefully push tire
bead off the rim. Clean the rim bead
area to remove dirt and foreign
matter. Re-inate tire.
3. Position of air leak is not obvious 3. Submerge tire and rim in a water
tank. Air may be escaping through
the rim halves or the valve stem.
Repair as required.
4. Defective valve 4. Replace defective valve.
Hydraulic brakes are spongy, 1. Air in hydraulic system 1. Have an Argo dealer bleed the brake
or there is excessive handle bar
travel 2. Leak in system 2. Have an Argo dealer check all
ttings, hoses, calipers and seals for
loose connections or leakage. Rell
as needed.
3. Loose brakes 3. Adjust or tighten.
Brakes ineffective 1. Pads have overheated and glazed 1. Have the pads cleaned by an Argo
dealer or replace pads.
2. Pads worn beyond 0.10" 2. Replace.
3. Pads are contaminated with lubricant 3. Have the pads cleaned by an Argo
dealer or replace pads.
There is a loud bang when the 1. Idler chains worn/loose 1. Adjust/replace idler chains as
vehicle is turned right or left required.
2. Drive chains worn/loose 2. Adjust/replace drive chains as
required.
Vehicle does not steer left or 1. Worn or contaminated brake pads 1. Change pads
right
2. Leaking caliper or brake lines or air in 2. Take the vehicle to an Argo dealer
system for servicing
7R VICE GRIP MODIFICATION
A pair of modied 7R Vice Grips is required to hold the ends of the drive chain
together while inserting the connecting link.
This tool can also be used to hold the ends
of the idler chain together while inserting the
connecting link. Grind the undercut and sides
of the vice grip jaw to t over 2 chain rollers.
The undercut is approximately 1/4" radius as
shown.
658-20 Tool, Driven Clutch Service

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Leak down tester- Briggs & Stratton Part No. 19545
(can be used for all small engines)