PONTIAC 6.6L/400 Engines & Components

Pistons, Premium Forged, Flat Top, 4.210 in. Bore, Pontiac, Set of 8

Part Number: UEM-IC942-085

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Dish, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8

Part Number: UEM-IC943-040

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Forged, Dish, 4.185 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8

Part Number: UEM-IC943-060

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.185 in. Bore, 4.250 in. Stroke, Dish, Pontiac, Set of 8

Part Number: UEM-IC981-060

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Premium, Forged 2618 Aluminum, 4.190 in. Bore, 4.250 in. Stroke, Dish, Pontiac, Set of 8

Part Number: UEM-IC981-065

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kits, Premium, Forged 2618 Aluminum, 4.165 in. Bore, 4.250 in. Stroke, Dish, Pontiac, Set of 8

Part Number: UEM-IC981KTD-040

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Cast, Dish, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1443-STD

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5510040

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5510045

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.65 Ratio, Fits 7/16 in. Stud, Pontiac, V8, Each

Part Number: HRS-90090-1

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Main Stud Kit

Part Number: PIO-855020

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Oil Pan Bolts, Steel, GM, Hex Head, Kit

Part Number: PIO-859009

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve Spring Retainer Kit

Part Number: PIO-817104

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Pontiac, 326-455, V8, Each

Part Number: PIO-872011

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Harmonic Balancer, SFI, External Balance, 7.0 in., Iron, Black Painted, Chevy, Small Block, Each

Part Number: PIO-872048

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

ROCKER ARM ADJ

Part Number: PIO-S-1010

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

ROCKER ARM ADJ

Part Number: PIO-S-1012

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

VL SPR KIT

Part Number: PIO-S-1052

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Valve Locks

Part Number: PIO-SS-555-HD

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

ROCKER ARM KIT

Part Number: PIO-RK-346-X

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-SM8557040

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-SM8557S040

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Special Order

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M8559045

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Camshaft, Hydraulic Flat Tappet, Advertised Duration 259/269, Lift .420/.446, Pontiac, V8, Each

Part Number: HRS-410011-12

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Camshaft, Hydraulic Flat Tappet, Advertised Duration 279/289, Lift .490/.488, Pontiac, V8, Each

Part Number: HRS-410141-12

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order