Pistons

Pistons, GM Genuine Parts, 4.065 in. Bore, Flat Top, 0.943 in. Pin Diameter, Chevrolet, Pontiac, 6.2L, Each

Part Number: ADO-19207287

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

• $20 Summit Bucks

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S274065-2

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

Comp Series LS9 DS 4.065B/3.622S/6.125R/

Part Number: DPP-11588-R1

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Special Order

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S434065-2

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S27406512

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S43406512

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

Single Piston

Part Number: MAH-S0201

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Drop Ship
• Special Order

Comp Series L92 DS 4.065B/4.000S/6.125R/

Part Number: DPP-11553-R1

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Special Order