RJ Speed Speedway Sprinter User manual

THANKS FOR BUYING THE RJ SPEED SPEEDWAY SPRINTER KIT. IT IS COMPLETE LESS ELECTRICS, AND
MADE FOR CARPET OR PAVEMENT RACING. IT REQUIRES A 540 OR 550 SIZE MOTOR, 4 OR 6 CELL BATTERY
PACK, TWO CHANNEL RADIO WITH ESC, AND A SERVO SAVER TO FIT THE BRAND OF RADIO YOU HAVE CHO-
SEN. THE TOOLS YOU WILL NEED ARE A SMALL PAIR OF PLIERS, A 1/4 “ SOCKET OR WRENCH, AND A 7/16 “
SOCKET WRENCH FOR THE DIFFERENTIAL. HEX WRENCHES TO FIT THE SOCKET HEAD SCREWS ARE IN-
CLUDED IN THE KIT. YOU WILL ALSO NEED PAINT MADE FOR LEXAN FOR THE BODY PARTS. REFER TO THE
TEXT AND PICTURES FOR EACH STEP , AND ALSO THE EXPLODED VIEW DRAWING FOR THE CHASSIS AS-
SEMBLY AND PARTS REFERENCE .
IT IS BEST TO READ EACH STEP THROUGH, LOOK AT THE PICTURES,
DRAWINGS,AND PARTS , THEN DO THE ASSEMBLY STEP.
YOUR KIT CONTAINS THE FOLLOWING:
2031 SPEEDWAY SPRINTER
BAG L5 REAR TIRES
1043 BODY PARTS
INSTRUCTION PKG.
BAG G1 CHASSIS KIT
BAG G2 REAR AXLE PARTS
BAG L4 FRONT TIRES
STEP 1 OPEN BAG G1 AND G1E. ATTACH A 5065 NERF BAR
TO THE LEFT CHASSIS WITH 3/8 CAP SCREWS. REFER TO
THE HARDWARE ID FOR SCREW SIZES. INSERT THE SCREW
FOR THE REAR OF THE LEFT NERF BAR THRU THE TIE BAR ,
THEN THE CHASSIS AND INTO THE NERF BAR.
STEP 2 ATTACH FOUR 5245 CHASSIS SPACERS FROM BAG H1A
TO THE RIGHT CHASSIS SIDE WITH 3/8 CAP SCREWS. USE A 3/8
BUTTON HEAD ON THE FRONT ONE.
STEP 3 SLIDE THE
FRONT AXLE PLATE,
SERVO TRAY AND RA-
DIO TRAY INTO THE
SLOTS IN THE CHAS-
SIS SIDE. FILE OR
SAND THE TABS
SLIGHTLY IF NEEDED
FOR A GOOD FIT.
STEP 4 SLIDE THE LEFT CHASSIS OVER
THE PARTS AND ATTACH WITH 3/8 CAP
SCREWS (BUTTON HD. ON FT.).SET THE
CHASSIS ON YOUR TABLE TO MAKE
SURE IT SITS FLAT.IF NOT, HOLD BOTH
ENDS AND TWIST TO CORRECT. CHECK
IT AGAIN AFTER INSTALLING THE REAR
BARS AND CAGE. 1
HARDWARE I.D.
BUTTON HD. CAP SCREW
1/4 3/8 1/2 1/4 3/8 1/2
TIE BAR
STEP 5 ATTACH
THE REAR BARS AND
CHASSIS SPACERS
TO THE REAR OF THE
CHASSIS WITH FOUR
1/2” BUTTON HEAD
SCREWS.
THREAD THE LONG
SCREWS THRU THE
CHASSIS AND 1/2”
SPACER TO ATTACH
THE RIGHT SIDE NERF
BAR.

STEP 6 USE TWO 1/2” CAP
SCREWS AND A 1/2” NYLON
SPACER TO ATTACH THE
REAR BARS TOGETHER.
STEP 8 OPEN THE STEERING BAG FROM BAG H1 AND THREAD A
JAM NUT ON EACH 5377 KINGPIN, INSERT INTO EACH END OF THE
FRONT AXLE PLATE, AND ADD A 7207 LOCKNUT ON EACH ONE.
STEP 9 PRESS A 5364 STUB
AXLE INTO EACH 5351 STEER-
ING BLOCK AND RETAIN WITH A
5221 E-CLIP.
STEP 10 LUBE EACH KINGPIN,
SLIDE THE STEERING BLOCK
ON, ADD A 5228 SPRING ,
WASHER , AND E-CLIP.
STEP 11 INSTALL YOUR
SERVO SAVER ON THE SERVO
AND ATTACH THE SERVO UN-
DER THE SERVO PLATE WITH
FOAM TAPE PROVIDED. GET
THE SERVO SAVER AS CLOSE
TO THE CENTER AS POSSIBLE.
2
STEP 7 ATTACH THE LONG
A-ARM TO THE RIGHT SIDE
AND THE SHORT ONE ON
THE LEFT OF THE FRONT
AXLE CENTER.
USE THE 1/4”(SHORT)
SCREW THROUGH THE
FRONT HOLE IN THE CEN-
TER AND THREAD IT INTO
THE A-ARM. INSTALL THE
LONGER SCREW AND NUT
IN THE REAR HOLE.
YOU CAN INSTALL THE A-ARMS ON TOP OF THE CENTER TO LOWER THE
FRONT RIDE HEIGHT OR ONE ABOVE AND THE OTHER BELOW TO PRELOAD
ONE SIDE FOR OVAL RACING.
STEP 12 INSTALL THE STEERING LINKAGE FROM BAG H3. INSTALL
A LONG LINK IN EACH STEERING BLOCK AND TWO SHORT ONES IN
THE SERVO SAVER. USE THE COLLARS AND SET SCREWS TO AT-
TACH THE RODS TOGETHER AFTER ALIGNING THE STEERING. YOU
MAY HAVE TO REMOVE THE LEFT STEEERING BLOCK, ATTACH THE
LINKAGE, AND RE-INSTALL IT.
MAKE SURE TO WIPE THE SERVO AND THE FRONT AXLE PLATE
WITH A DRY CLOTH BEFORE APPLYING THE SERVO TAPE.
STEP 13 INSTALL THE 5188 RIDE HEIGHT ADAPTORS
FROM BAG G2 AND ADD THE 5452 REAR BUSHINGS.
STEP 14 SNAP A DIFF BALL INTO EVERY OTHER HOLE
IN THE OUTSIDE ROW OF THE GEAR. LUBE EACH ONE
WITH A LITTLE THICK SILICONE OR GREASE.

STEP 15 INSTALL A THIN NYLON AXLE WASHER ON THE AXLE,
SLIDE THE AXLE THRU THE BUSHINGS, THEN ADD THE OTHER
AXLE SPACERS AND 5313 HUB WITH SETSCREW.
LEAVE A SMALL AMOUNT OF SIDEPLAY IN THE AXLE.ADD A DROP
OF LIGHT OIL INSIDE EACH BUSHING. TIGHTEN THE SETSCREW
LIGHTLY TO MARK THE AXLE,THEN REMOVE IT. YOU CAN FILE A
FLAT SPOT ON THE AXLE WHERE THE SETSCREW HITS TO MAKE
IT MORE SECURE, AND EASIER TO REMOVE LATER.
STEP 16 ASSEMBLE THE DIFF BY INSTALLING ONE DRIVE RING
ON THE AXLE, THE GEAR, SECOND DRIVE RING AND ALUM.
ADAPTOR, 5310 HUB, THIN STEEL WASHER, THRUST BEARING,
THICK STEEL WASHER, CONE WASHER, AND DIFF NUT. TIGHTEN
THE NUT TO REMOVE SIDEPLAY, AND ADJUST UNTIL YOU CAN
HOLD BOTH HUBS AND THE GEAR DOES NOT SLIP EASILY.
STEP 17 INSTALL THE MOTOR YOU HAVE PURCHASED WITH M3
SCREWS AND WASHERS FROM BAG H3. INSTALL THE GEAR WITH
THE SETSCREW AND MAKE SURE IT LINES UP WITH THE DIFF
GEAR. SLIDE THE MOTOR BACK UNTIL YOU HAVE A VERY SMALL
AMOUNT OF PLAY BETWEEN THE GEARS. TIGHTEN THE MOTOR
SCREWS , TURN THE AXLE A COUPLE OF TIMES, CHECK THE
GEAR MESH , AND READJUST IF NECESSARY.
3
STEP 18 INSTALL YOUR SPEED CONTROL AND RECEIVER
ON TOP OF THE RADIO TRAY WITH FOAM TAPE. MAKE SURE
TO LEAVE ROOM TO USE TIE STRAPS IN A COUPLE OF THE
SLOTS AT THE EDGE OF THE TRAY TO HOLD THE BATTERY
PACK UNDER IT.
STEP 19 INSTALL THE ANTENNA TUBE ON THE INSIDE
OF THE CHASSIS THRU THE SERVO PLATE WITH TWO
SMALL TIE STRAPS. ROUTE YOUR ANTENNA WIRE THRU
THE TUBE FROM THE BOTTOM. PLUG YOUR SPEED CON-
TROL AND SERVO INTO THE RECEIVER, GATHER ALL THE
EXCESS WIRE (INCLUDING ANTENNA WIRE ) AND TAPE IT
IN PLACE NEAR THE RECEIVER. SOLDER OR CONNECT
YOUR SPEED CONTROL WIRES TO THE MOTOR. YOU
SHOULD CHARGE YOUR BATTERY AND TEST YOUR RA-
DIO FUNCTIONS AND MAKE ADJUSTMENTS NOW.
STEP 20 INSTALL YOUR BATTERY PACK UNDER THE RA-
DIO TRAY WITH A TIE STRAP.YOU SHOULD HAVE ROOM
TO MOUNT YOUR SWITCH NEXT TO IT WITH SERVO TAPE
SO YOU CAN TURN THE CAR ON AND OFF WITHOUT RE-
MOVING THE BODY. YOU CAN ALSO MOUNT THE SWITCH
NEXT TO THE SERVO IF YOU HAVE ROOM.

STEP 21 OPEN BAG H1A. MOUNT THE ROLL CAGE SIDES TO
THE CHASSIS WITH 3/8 BUTTON HEAD SCREWS. USE THE
1/4” (SHORT) SCREWS IN THE FRONT HOLES. ADD THE JAM
NUT FROM BAG A AT THE REAR OF THE TIE BAR.
4
STEP 22 USE 1/2” BUTTON HEAD SCREWS AND THREE
CHASSIS SPACERS TO ATTACH THE TWO SIDES OF THE
ROLL CAGE TOGETHER.
STEP 23 PAINT THE HOOD AND TAIL TANK PARTS AND
THE SIDE PANELS AND TRIM THEM OUT AS SHOWN BY
THE TRIM LINES ON THE PARTS. DRILL THE HOLES
MARKED WITH A 1/8 “ DRILL TO MOUNT THEM TO THE
CHASSIS. THE TWO HOLES IN THE SIDES OF THE TAIL
TANK SNAP OVER THE TWO SCREWS THAT HOLD THE
REAR OF THE ROLL CAGE TO THE CHASSIS AND YOU
WILL NEED TO REMOVE THE BOTTOM SCREW THAT
HOLDS THE LOWER REAR BAR TO THE 1/2” SPACER TO
ATTACH THE REAR OF THE TAIL TANK.
STEP 24 TO MOUNT THE SIDE PANELS,
LOOSEN THE SCREWS THAT HOLD THE FRONT
OF THE NERF BARS AND REMOVE THE
SCREWS THAT ATTACH THE CENTER OF THE
ROLL CAGE TO THE CHASSIS. SLIDE THE SIDE
PANEL OVER THE REAR OF THE NERF BAR AND
BETWEEN THE FRONT OF THE NERF BAR AND
THE CHASSIS. TIGHTEN THE FRONT NERF BAR
SCREW AND REPLACE THE SCREW TO HOLD
THE SIDE PANEL IN PLACE. REPEAT FOR THE
OPPOSITE SIDE. TO INSTALL THE HOOD, SLIDE
IT BETWEEN THE CAGE SIDES AND SPREAD IT
OUT SO IT WILL GO OVER THE SIDE PANEL
FLANGES. TRIM SLIGHTLY IF NECESSARY. YOU
CAN USE TAPE OR VELCRO TO HOLD THE REAR
OF THE HOOD OVER THE CHASSIS BRACE IF
NEEDED.
DRILL
BEND REAR EDGE UNDER SLIGHTLY

5
STEP 28 PRESS THE BUSHINGS FROM BAG H3 INTO EACH SIDE OF EACH FRONT WHEEL FROM BAG L4.
LUBE THE FRONT AXLES WITH LIGHT OIL AND INSTALL THE FRONT WHEELS. ADD LOCKNUTS FROM THE
STEERING BAG TO HOLD THEM ON. TIGHTEN THEM LIGHTLY, THEN BACK THEM OFF UNTIL THE WHEELS
SPIN FREELY.
INSTALL THE REAR TIRES FROM BAG L5 TO THE REAR HUBS WITH TWO 3/8 CAP SCREWS EACH FROM THE
DIFF BAG. THE TIRES IN YOUR KIT MAY VARY FROM THE ONES SHOWN. THEY WILL BE OF THE SAME OR
BETTER QUALITY.
NOW YOU’RE READY FOR THE FUN PART . CHARGE YOUR BATTERY AND CHECK OUT YOUR STEERING AND
THROTTLE TO MAKE SURE IT’S ADJUSTED CORRECTLY. SET THE CAR DOWN IN AN OPEN AREA ,AND HIT
THE THROTTLE A COUPLE OF TIMES TO SEE IF IT RUNS STRAIGHT. ADJUST THE RADIO TRIM AS NEEDED
BEFORE TRYING TO RUN AT SPEED .ADJUST THE DIFF WITH THE RED NUT SO THAT IT SLIPS A SMALL
AMOUNT BEFORE THE CAR TAKES OFF. DEPENDING ON THE MOTOR AND BATTERY YOU HAVE CHOSEN,
THE CAR MAY BE VERY FAST. MAKE SURE YOU ARE IN A LARGE , OPEN AREA. THIS SPRINTER IS BUILT
WELL, BUT CAN BE BROKEN IF DRIVEN INTO SOLID OBJECTS REPEATEDLY AT HIGH SPEED. REPLACEMENT
PARTS AND ACCESSORIES ARE AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP. HAVE FUN WITH
YOUR RJ SPEED SPRINTER!!
www.rjspeed.com

2031 SPEEDWAY SPRINTER
REPLACEMENT PARTS 1043 BODY PARTS SET 2520 FRONT SPEC TIRES (2) 2530 REAR SPEC TIRES (2) 5060 CHASSIS, MOTOR SIDE 5061 CHASSIS, L.SIDE/TIE BAR 5062 RADIO TRAY 5063 SERVO PLATE 5064 ROLL CAGE/ REAR BARS 5065 NERF BARS (2) 5066 OFFSET FRONT A-ARMS(PR) 5188 AXLE HEIGHT ADAPT (2 PR) 5221 E-CLIPS (6) 5228 FRONT SPRINGS (2) 5244 FRONT AXLE PLATE 5245 CHASSIS SPACERS (6) 5308 STEERING LINKAGE 5351 STEERING BLOCKS (2) 5364 STUB AXLES (2) 5377 KINGPINS (2) 5452 REAR BUSHINGS (2) 5457 FRONT BUSHINGS (4)
5310 DIFF HUB 5313 SETSCREW HUB 5581 DIFF GEAR 81T 5735 THRUST BEARING 5736 CONE WASHER 5740 ADAPTOR 5730 DIFF AXLE 5751 DIFF BALLS 5752 DRIVE RINGS
5065
5060
7030
7044
5452
5188
7031
5064
5245
5064 7044
5062
5063
5246
5221
5228
5351
5364
5377
7206
7207
5730 5752 5581
5751
5740 5310 5735
5736
72185752
7043
7044
7045
7044
7030
7030
7044
7030
5061
5061
7025
5066
5066
7045
HARDWARE 7030 3/8 CAP SCREWS 7031 1/2 CAP SCREWS 7043 1/4 BTN.HD SCREWS 7044 3/8 BTN.HD SCREWS 7045 1/2 BTN.HD SCREWS
7150 4-40 SET SCREWS 7160 HUB SET SCREWS 10-32 7206 5-40 JAM NUTS 7207 5-40 LOCK NUTS 7218 RED DIFF NUTS 1/4-28