Complete kit includes crankcase bolts, washers and nuts, cylinder mounting studs, timing hole plug, magnetic drain plug, assorted breather and oil line fittings, top end oil screen spring and plug, sprocket shaft Timken® bearing assembly, oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump shaft bushings and installation instructions.
Bearing races are all line-honed and the breather cavity is precision machined to optimize breather timing for maximum oil scavenging.
Machined for 3.4375" cylinders and tapped 1/4"-20 for gear covers, oil pump, tappet guides, timer and timer advance.
Uses Timken style sprocket shaft bearings.
Drilled for 5/16" generator mounting bolts; '65 models use '65 alloy inner primary; generator crankcase gear kit (includes circuit breaker drive gear, idler gear, circuit breaker gear and shims) and shafts must be purchased separately.
Made in the USA. Note: '63-'65 models with outside oil lines must use the oil port to the rear of the tappet block or the oil port in the gear cover and use custom oil lines. ⚙️