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Ships within 48 hours · Estimated delivery Nov 10 - Nov 15
Forged pistons have larger than stock valve pockets and accepts up to 2
Kits include all required bearings
Cover is clearanced for the use of a large throw-out bearing and the kicker shaft bushing
000 starts without running battery down
Piston Kit - For 97" Big Bore Kit - 3
S&S CYCLE Engine Case - +4.000" Bore - Special Application - Evolution Big Twin 31-0047 Motorcycle Tires - Off Road Forged pistons have larger thanEngine Case +4. 000" Bore Special Application Evolution Big Twin Designed for high performance engines with cylinder bores 4. 000", 4. 125" and 4. 375"., Cam chest is moved outward 0. 250" to allow crankcases to handle large cylinder bore sizes, Clearanced for strokes as long as 5. 000", Relocated cam chest oil pick up increases gear case scavenging and virtually eliminates oil carry over at sustained high speeds, Machined to accept the stock oil
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