World Products Parts and Accessories

Main Bolts, 4-Bolt Main, Merlin IV, Nodular Iron Main Caps, Chevy, Big Block, Kit

Part Number: WRL-701413

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Valve, Race Flow Series, Intake, EV8 Stainless, 0.342 in. Diameter Stem, 1.940 in. Diameter, 4.925 in. Length, Chevy, Small Block, Each

Part Number: WRL-PBM2103

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Valves, Intake, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 5.025 in. Length, Chevy, Each

Part Number: WRL-2104

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Main Cap Dowel Pins, Steel, Merlin III, Each

Part Number: WRL-701545

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087120

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Estimated Ship Date: Tomorrow

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 320cc Intake Runner, 26 Degrees, Chevy, Big Block, Each

Part Number: WRL-030620-2

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.495 in. Bore, Billet Caps, 55mm Babbitt Cam Bearings and 0.904 in. Lifter bores, Each

Part Number: WRL-095010-55

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095012

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Sportsman II, Cast Iron, Bare, 72cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-012150

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Sportsman II, Cast Iron, Assembled, 72cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-012150-1

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Sportsman II, Cast Iron, Bare, 72cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-012250

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-014150-1

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040-2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake, Exhaust Port Is Raised 0.600 in., Oval Intake Port, Chevy, Big Block, Each

Part Number: WRL-030040M-2

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake, Exhaust Port Is Raised 0.600 in., Rectangular Intake Port, Chevy, Big Block

Part Number: WRL-030630-1

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630CNC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, S/R Torquer, Cast Iron, Bare, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042660

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, S/R Torquer, Cast Iron, Bare, 76cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042670

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Cylinder Head, S/R, Cast Iron, Bare, 76cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each

Part Number: WRL-043600

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Engine Block, Ford Man O'War, 302 c.i.d., Cast Iron, 302 Mains, 8.2 in. Deck Height, 1-piece Rear Main Style

Part Number: WRL-087010

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Engine Block, Ford Man O'War, 302 c.i.d., Cast Iron, 302 Mains, 8.2 in. Deck Height, 1-piece Rear Main Style

Part Number: WRL-087020

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Engines, Bare Blocks, Man O'War Bare Block, 351 Cleveland Mains, 9.500 in. Deck Height, 4-bolt Main Style, Ford, 5.0L, 5.8L, Small Block Windsor, Each

Part Number: WRL-087072

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087160

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Estimated Ship Date: Apr 2, 2026 if ordered today

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