
Wiseco · New
Wiseco BBC Quick 8 +4cc Dome 1.155inch CH Piston Shelf Stock
MPN 6491B6 · Store SKU wis6491B6
Supplier stock checked 11/7/2026, 2:28:14 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 Chevrolet Big Block Piston, 4.560 in. Bore, 1.155 in. Compression Height, 0.990 in. Pin Diameter, Professional, Set of 1. Piston, Chevrolet, Big Block, 4.560 in. Bore, Professional, Set of 1
Manufacturer fitment & guides
Check 6491B6 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