Manufacturer reference photos may show other components. Your order includes the sale unit described here.
Wiseco · New
Wiseco Chrysler 6.4L Gen III Hemi Apache 4.100in Bore 1.125in CC 0.8661in Pin -9.5 Vol - Set of 8
MPN K0398X1 · Store SKU wisK0398X1
Sold as one set of 8.
Supplier stock checked 11/7/2026, 9:46:22 PM 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
Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco's Professional Series. Wiseco Chrysler 6.4L Hemi Piston Set, 4.100 in. Bore, 1.125 in. Compression Height, 0.8661 in. Pin Diameter, Professional, Set of 8. Piston Set, Chrysler, 6.4L Hemi, 4.100 in. Bore, Professional, Set of 8
Manufacturer fitment & guides
Check K0398X1 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
