Sno Jet 810 1971 Building instructions

B. SPECIFICATIONS
Model 810 811
Dj. splacement
338 cc 396 cc
(2 0.6 cu.in.) (24.2 cu.in.)
Bore 60.0 mm
65.0mm
(2.34 in.) (2.56 in.)
59.6
ro m same as leftStroke (2.34 in.)
No. of cylinders 2 2
Compression ratio 7.0 : 1 6.4 :
I.
Ignition Magneto Ignition same as left
Fuel oil ratio
20: 1
20: 1
Spark plug
B- 7HZ
B-7HZ
Ignition timing (B.T.D.C.) R ..
1. 7 ± 0.1 rom (0.063 to 0.067 in.) B.T.D.C.
L . .
1. 9 ± 0.1 rom (0.071 to 0.079 in .) B.T.D .C .
Po int gap 0.3 - 0.4 rom same
as left
Maximum
BHP
24 HP/5,500 r.p.m. 27
HP /5,500 r.p. m.
Maximum torque 2.95 kg-m/5,
500r.p .m. 3.3 kg-m/5,500r.p.m.
(21.3 ft.lbs.) 23.9
ftlbs.
Idling R.P .M . 1.500 r.p.m. I same as left
Carburetor IKEIHIN Diaphragm · 1) I
L'
n Diaphr:1gm (I)
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G. ENGINE REMOVAL
NOTE: For engine removal only, it is not necessary to remove the magneto assembly or primary sheave assembly.
However, crankshaft maintenance does require their removal. Maintenance
of the magneto assembly and primary
sheaves can
be done with the engine in the frame.
G- 1
Disconnect the fuel line and spark plug high tension leads.
G-2
Disconnect the carburetor thr o ttle linkage.
G - 3
Remove the exhaust pipes from the cy linders.
G- 4
Remove the drive belt. nus can be accomplished by gripping the drive belt in the middle and pulling up. This will
provide sufficient slack in
the belt to allow it to be slipped off.
G- 5
Remove the engine mounting bolt s.
G- 6
The engine can now be removed from the frame.
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