Engine Blocks & Parts

MAIN CAP DOWEL KIT LS7

Part Number: NAL-19211434

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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MAIN CAP FASTENERS

Part Number: NAL-12480108

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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ALPHA Nissan GT-R ALPHA Main Stud Kit

Part Number: AMV-ALP070400091

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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GM GEN III/IV LS BILLET ALUMINUM ENGINE BLOCK OIL GALLEY PLUGS KIT

Part Number: TSN-81081

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

• $10 Summit Bucks
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Engine Expansion Plugs

Part Number: NAL-10044811

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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PLUG

Part Number: NAL-21000867

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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CYLINDER

Part Number: DCC-05004038AB

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Builder Block, Freedom Series LSR Standard Deck Solid Aluminum Block

Part Number: FLE-S0588

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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PLUG AND DOWEL KIT, 7.3L GAS ENGINE BLOCK PLUG AND DOWEL KIT

Part Number: FMS-M-6026-SD73

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Engine Hardware Kits, Engine Hardware Finishing Kits, Cylinder Head Dowels, Camshaft Bolts, Oil Pump Dowel, Chevy, Small Block, High Performance, Kit

Part Number: DUR-FKC-1HP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

Main Studs, 4-Bolt Main, High Performance, 12-Point, Chevy, Big Block, World/Merlin II and III Blocks, Kit

Part Number: ARP-135-5801

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Engine Block, Pro LS, Bare, Cast Iron, 6-bolt Main Bolt Style, 6 Head bolt Pattern, 9.240 in. Std. Deck 4.125 in. Bore, GenIII/IV LS Chevrolet, Each

Part Number: SUM-150216

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.125 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal

Part Number: SUM-150202

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

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Engine Block, SHP LS Next, Bare Block, 4.125 in Bore, 9.240 Deck, 4-Bolt Mains, Cast Iron, GM LS-Series, Each

Part Number: DRT-31867211

Not Yet Reviewed

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Engine Block, 350 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.000 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal

Part Number: SUM-150200

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 12/1/2025

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Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 400 Mains, 4.125 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal

Part Number: SUM-150201

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

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Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 10.200 in. Tall Deck, 4.600 in. Bore, Each

Part Number: SUM-150213

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Engine Block, 350 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.000 in. Unfinished Bore Diameter, 1-Piece Rear Main Seal

Part Number: SUM-150203

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/1/2025

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Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 9.800 in. Standard Deck, 4.500 in. Bore, Each

Part Number: SUM-150210

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 9.800 in. Standard Deck, 4.600 in. Bore, Each

Part Number: SUM-150211

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

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Housing, Rear Main Seal, Aluminum, Chevy, LS, Each

Part Number: SUM-G2621

2.35 out of 5 stars ( 17 )

Estimated Ship Date: Monday 12/1/2025

Main Girdle, Race Version, Stud, Tool Steel, Ford, 289/302, Kit

Part Number: TFS-5150R700

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/1/2025

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Adapter, Oil Cooler, Billet Aluminum, Black Anodized, GM, LS, Each

Part Number: DER-35611

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

Adapter, Oil Cooler, Billet Aluminum, Thermostat, Black Anodized, GM, LS, Each

Part Number: DER-35621

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

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Oil Galley Barbell Plug, OEM-Style, Billet Aluminum, O-Rings, Chevy, LS, Each

Part Number: DER-35603

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/1/2025