Engine Blocks & Accessories

Rear Main Seal Housing, Chevy, Small Block, LT1, Each

Part Number: NAL-12554312

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Freeze Plug Kit, Brass, Pontiac, V8, Kit

Part Number: MIL-34046

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Main Studs, 2-Bolt Main, AMC, 290-401, Kit

Part Number: MIL-81187

5.0 out of 5 stars ( 1 )

MAIN CAP 8620 STEEL FOR RHS LS Alumiunum Race Blocks

Part Number: RHS-549100-1

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 12, 2025 if ordered today

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Main Bolts, High Performance Series, 2-bolt Style, Hex Head, Washers, Jeep, 4.0L, Kit

Part Number: ARP-146-5001

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Bolts, High Performance Series, 2-Bolt Main, Oldsmobile, 350, Kit

Part Number: ARP-184-5001

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 5.500 in. Length, Each

Part Number: MEL-590259

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 7.000 in. Length, Each

Part Number: MEL-590297

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Lifter Valley Cover, Finned, Aluminum, Polished, Chevy, LS, Each

Part Number: SUM-240065-POL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Studs, 2-Bolt Main, Chrysler, Dodge, Hemi, Kit

Part Number: ARP-145-5404

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Main Studs, Hex Head Nuts, Ford, 2.0L, Zetec, Kit

Part Number: ARP-151-5406

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Main Cap Fasteners, Main Cap Girdle Stud Kits, 2-bolt, Stud Style, Hex Head, Nuts, Washers, Ford, Big Block FE, Big Block 385 Series, Kit

Part Number: PQX-1000215

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Main Bolts, High Performance Series, 4-Bolt Main, Ford, Small Block, 221-302, Kit

Part Number: ARP-154-5201

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Studs, 4-bolt Style, 180,000 psi Yield Strength, Washers, Nuts, Chevy, Small Block, Kit

Part Number: SUM-910204

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Cylinder Sleeve, Cast Iron, 4.312 in. Bore I.D., 0.125 in. Wall Thickness, 12.750 in. Length, Each

Part Number: MEL-CSL520A

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Main Studs, 4-Bolt Main, Ford, Boss 302, with Windage Tray, Kit

Part Number: ARP-154-5602

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Replacement, Hardware Kit, 2-Bolt Main, Ford, with Trick Flow® Main Cap Girdle,

Part Number: TFS-5150R700-HK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Cylinder Sleeves, CYLINDER SLEEVE (4.375x 4.629x 8.125-4.740)

Part Number: MEL-CSL329F

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2025 if ordered today

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Main Studs, 4-Bolt Main, Chevy, 4.3L V6, with Splayed Cap Bolts, Kit

Part Number: ARP-233-5601

Not Yet Reviewed

Estimated Ship Date: Jun 26, 2025 if ordered today

• Special Order

AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, Big Block, Kit

Part Number: PGP-PRP-6862

Not Yet Reviewed

Estimated Ship Date: Jul 1, 2025 if ordered today

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CHEV 454, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 1/2"-13/20 x 5.313" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000209

Not Yet Reviewed

Estimated Ship Date: Jul 16, 2025 if ordered today

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• Special Order

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 5.875 in. Length, Each

Part Number: MEL-590298

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.140 in. Wall Thickness, 10.250 in. Length, Each

Part Number: MEL-CSL517A-015

Not Yet Reviewed

Estimated Ship Date: Jul 8, 2025 if ordered today

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Main Studs, 2-Bolt Main, with Windage Tray, Oldsmobile, 400, 425, 455, Kit

Part Number: MIL-81219

3.75 out of 5 stars ( 4 )

• Special Order

Main Studs, 2-Bolt Main, Cadillac, 472, 500, Kit

Part Number: ARP-135-5507

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

• Special Order