
Wiseco · New
Wiseco Chevy XLS PRO-SERIES 1.550inch Piston Shelf Stock
MPN 6414RB6 · Store SKU wis6414RB6
Supplier stock checked 11/7/2026, 11:52:30 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 Chevrolet Small Block Piston, 4.060 in. Bore, 1.5505 in. Compression Height, 0.927 in. Pin Diameter, Professional, Set of 1. Piston, Chevrolet, Small Block, 4.060 in. Bore, Professional, Set of 1
Manufacturer fitment & guides
Check 6414RB6 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