Wiseco · New
Wiseco Chrysler HEMI 426 4.250in Bore 1.765 Compression Height +90cc Dome Top Pistons
MPN K0143AS · Store SKU wisK0143AS
Supplier stock checked 11/7/2026, 8:20:45 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
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 426 Hemi Piston Set, 4.250 in. Bore, 1.965 in. Compression Height, 1.031 in. Pin Diameter, Professional, Set of 8. Piston Set, Chrysler, 426 Hemi, 4.250 in. Bore, Professional, Set of 8
Manufacturer fitment & guides
Check K0143AS 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