1966 Engine Blocks & Accessories

Mockup Block, Chevrolet Big Block, Mark IV, 9.8 Long Block, Steel, Includes bolts, Each

Part Number: SUM-774008

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Main Cap Girdle, Steel, Ford, 289/302, Kit

Part Number: MOR-22928

3.9 out of 5 stars ( 10 )

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Main Cap Girdle, Stroker Clearanced, Laser Cut 1/2 in. Steel, with Hardware, Steel, Black Oxide, Ford, 289/302, Kit

Part Number: CTR-21-060

3.67 out of 5 stars ( 6 )

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Main Caps, Billet Steel, 4-Bolt, Straight, Chevy, Big Block, Set of 4

Part Number: PQX-1745401

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

Part Number: TFS-5150R700

4.2 out of 5 stars ( 5 )

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Main Caps, Billet Steel, 2-Bolt, Straight, Mopar, Set of 5

Part Number: PQX-1738301

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Main Caps, Billet Steel, 4-Bolt, Straight, Chevy, Big Block, Set of 4

Part Number: PQX-1745403

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Main Caps, Billet Steel, 4-Bolt Conversion or Replacement, Straight, 326-400 cid, V8, Dowel Pinned, Drill Guide, Small Journal, Pontiac, Set of 3

Part Number: PQX-1738901

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Main Caps, Billet Steel, 4-Bolt Conversion or Replacement, Straight, 421-455 cid, V8, Dowel Pinned, Drill Guide, Large Journal, Pontiac, Set of 3

Part Number: PQX-1745501

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Main Caps, Billet Steel, Two 2-Bolt, Three Cross-Bolt, 383-440 c.i.d., Big Block Mopar, B/RB, V8, Chrysler, Dodge, Plymouth, Set of 5

Part Number: PQX-1744002

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Lifter Bushing, 1.062 in. O.D., 0.936 in. I.D., 1.990 in. Length, Bronze, Keyway, Chevy, Set of 16

Part Number: ISK-KLB936

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Main Caps, Billet Steel, 2-Bolt, Big Block FE, V8, 332-428 c.i.d., Ford, Set of 4

Part Number: PQX-1739001

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Pontiac, 421, 428, 455, Set

Part Number: MIL-11520

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Pontiac, 350, 389, 400, Set

Part Number: MIL-11525

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Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81141

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Estimated Ship Date: Apr 6, 2026 if ordered today

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