Wiseco · Clearance
Wiseco Chevy BIG BLK DRAG 1.270 (6238A6) Piston Shelf Stock Kit
MPN K238A6 · Store SKU wisK238A6
Supplier stock checked 11/7/2026, 6:28:55 PM UTC. Adding a part does not reserve it.
Clearance and scratch-and-dent parts are final sale. No returns or refunds.
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 Set, 4.310 in. Bore, 1.270 in. Compression Height, 0.990 in. Pin Diameter, Professional, Set of 8. Piston Set, Chevrolet, Big Block, 4.310 in. Bore, Professional, Set of 8
Manufacturer fitment & guides
Check K238A6 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
- Clearance item. All sales are final under the supplier clearance policy.
