
TwinPower · New
Twin Power 99-17 Twin Cam Big Twin Head Gasket 3.875 Inch Bore .040 MLS Pr
MPN 043178 · Store SKU twp043178
Supplier stock checked 11/8/2026, 1:47:47 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Twin Power™ head gaskets deliver premium sealing performance, ensuring maximum compression, reliability, and durability for Harley-Davidson Big Twin and M8 engines. Head Gaskets, 3.875 in. Bore, .040 in. MLS, Pair
Manufacturer fitment & guides
Check 043178 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
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