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Catalog part
S&S CYCLE · Part #0901-0258
$8,299.95
Source: New · Ships to you
In stock
Product overview
For '84-'99 Evolution Big Twin or '70-'99 custom chasis with alternator-style primary Specially machined cylinder heads allow use of stock length manifold, use your existing carb (re-jetting is required) Designed to bolt into stock or aftermarket EFI, carburetor or air cleaner Crank and case machined for crank position sensor Includes S&S cylinder heads, S&S valve springs, forged rocker arms, 640 cam, three piece flywheel assembly, 1.671" diameter crankpin, 0.927" wristpins, high-volume high pressure oil pump, electric compression releases and forged pistons Made in the USA Will require a performance ignition and performance carburetor.
We don’t have fitment data for this part yet — it may still fit. Check your owner’s manual or ask us.
Technical details