1966 OLDSMOBILE Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Clevite P-Series Main Bearings MS-617P-40

MAIN BEARING SET

Part Number: CLE-MS617P40

Not Yet Reviewed

Estimated Ship Date: Today

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Mahle Original OE Replacement Pistons S224-1658.020

Single Piston

Part Number: MAH-S2241658020

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Mahle Original OE Replacement Pistons S224-1658.030

Single Piston

Part Number: MAH-S2241658030

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Mahle Original OE Replacement Pistons S224-1658.060

Single Piston

Part Number: MAH-S2241658060

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Hamburger's Performance Street Performance LS Swap Oil Pans 0172

Oil Pan, Street Performance LS Swap Oil Pan, Street/Strip Style, Wet Rear Sump Style, 7.00 qts. Capacity, Steel, Chrome, Buick, Chevy, GMC, LS, Each

Part Number: HAM-0172

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6020-4040C

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6020-4040C

Piston Set, 400 Olds. K1-FX Series -12cc Olds Flat Top Piston Set. 4.040 bore

Part Number: DMS-K160204040C

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-6020-4000C

Piston Set, 400 Olds. K2-FX Series -12cc Olds Flat Top Piston Set. 4.000 bore

Part Number: DMS-K260204000C

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-6020-4030C

Piston Set, 425 Olds. K2-FX Series -12cc Olds Flat Top Piston Set. 4.030 bore

Part Number: DMS-K260204030C

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Silv-O-Lite Cast Pistons 3454.02

Pistons, Cast, Dish, 3.895 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, General Motors, V6, Set of 6

Part Number: UEM-3454-020

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Silv-O-Lite Cast Pistons 3454.04

Pistons, Cast, Dish, 3.915 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-3454-040

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Silv-O-Lite Cast Pistons 3454.06

Pistons, Cast, Dish, 3.935 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-3454-060

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Silv-O-Lite Cast Pistons 3454.STD

Pistons, Cast, Dish, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-3454-STD

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Edelbrock Performer RPM Cylinder Heads 61035

Performer RPM Cylinder Head, Small-Block Oldsmobile, Hyd Roller

Part Number: EDL-61035

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

Silv-O-Lite Cast Pistons 1446C.040

Pistons, Cast, Dish, 3.915 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Set of 6

Part Number: UEM-1446C-040

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2C139070

Engine Piston Ring Set, 8-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C139070

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

PRW Harmonic Balancer Counterweights 2391022

Harmonic Balancer Counter Weight

Part Number: PQX-2391022

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

PRW Pushrod Guideplates (PowerPlus+) 1145511

Guideplates, PowerPlus+, Flat, Steel, Black Oxide, 3/8 in. Pushrod Size, Oldsmobile, Set of 8

Part Number: PQX-1145511

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

PRW Harmonic Damper Bolts 1042260

BOLT, HARMONIC BALANCER, OLDS 260-455, 12-point, 5/8" wrenching, 5/8"-18 x 1.30" UHL

Part Number: PQX-1042260

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

Howards Cams Hydraulic Flat Tappet Camshafts 511431-10

Camshaft, Hydraulic Flat Tappet, Advertised Duration 281/287, Lift .512/.512, Oldsmobile, V8, Each

Part Number: HRS-511431-10

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Howards Cams American Muscle Hydraulic Flat Tappet Camshafts 517241-13

Camshaft, Hydraulic Flat Tappet, Advertised Duration 308/308, Lift .474/.474, Oldsmobile, V8, Each

Part Number: HRS-517241-13

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Howards Cams American Muscle Hydraulic Flat Tappet Camshafts 517441-10

Camshaft, American Muscle, Hydraulic Flat Tappet, Advertised Duration 272/294, Lift .413/.414, Oldsmobile, V8, Each

Part Number: HRS-517441-10

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Howards Cams Rattler Camshafts 518045-09

Camshaft, Hydraulic Roller Tappet, Rattler, Advertised Duration 288/296, Lift .565/.565, Oldsmobile, V8, Each

Part Number: HRS-518045-09

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

COMP Cams Thumpr Hydraulic Roller Camshafts 42-601-11

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Howards Cams Rattler Camshafts 518101-09

Camshaft, Hydraulic Flat Tappet, Rattler, Advertised Duration 297/305, Lift .512/.528, Oldsmobile, V8, Each

Part Number: HRS-518101-09

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Pioneer Automotive Oil Pan Drain Plugs 500100

DRAIN PLUG

Part Number: PIO-500100

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-104-BR

BR EXP PLUG KIT

Part Number: PIO-PE-104-BR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today