Availability
World Products Parts and Accessories
Engine Block, Cast Iron, 4-Bolt Mains, 3.990 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: WRL-087150
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: WRL-087110
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Cylinder Head, S/R, Cast Iron, Assembled, 76cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each
Part Number: WRL-043600-1
Not Yet Reviewed
Estimated Ship Date: Jun 3, 2026 if ordered today
Estimated Ship Date: Jun 3, 2026 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Ford, Small Block, Each
Part Number: WRL-087082
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 3.995 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084080
Not Yet Reviewed
Estimated Ship Date: May 28, 2026 if ordered today
Estimated Ship Date: May 28, 2026 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.245 in. Diameter Bore, 9.800 in. Deck, Nodular Iron Main Caps, 1-Piece Rear Main Seal, Chevy, Big Block, Each
Part Number: WRL-091103
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.245 in. Bore, 2-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each
Part Number: WRL-091100
Not Yet Reviewed
Estimated Ship Date: Jun 3, 2026 if ordered today
Estimated Ship Date: Jun 3, 2026 if ordered today
Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.595 in. Bore, 2-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each
Part Number: WRL-091102
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Cylinder Head, Windsor Jr., Cast Iron, Bare, 58cc Chamber, 180cc Intake Runner, Ford, 289, 302, 351W, Each
Part Number: WRL-053030
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Main Studs, 4-Bolt Main, Man O'War, Billet Main Caps, Ford, Small Block Windsor, Kit
Part Number: WRL-701432
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Cylinder Head, S/R Torquer, Cast Iron, Bare, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-042660
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Each
Part Number: WRL-030620M-2
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve, Race Flow Series, Exhaust, EV8 Stainless, 0.342 in. Diameter Stem, 1.500 in. Diameter, 4.925 in. Length, Chevy, Small Block, Each
Part Number: WRL-PBM2001
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Sportsman Parts Kit, Block Hardware Kit, World Engine Blocks, SBC, Kit
Part Number: WRL-BKSP
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Water Return Kit, Remote Mount, Motown II Block, Billet Aluminum, Black Anodized, -12 AN Stainless Braided Hose, Chevy, LS, Kit
Part Number: WRL-WPI703850-K
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Cap Dowel Pins, Steel, Merlin III, Each
Part Number: WRL-701545
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Timing Chain and Gear Set, 0.134 in. Raised Cam, Adjustable Lower Gear, Double Roller, Billet Steel Gears, Motown Block Chevy, Small Block, Set
Part Number: WRL-ERS8981TRC
Not Yet Reviewed
Estimated Ship Date: May 28, 2026 if ordered today
Estimated Ship Date: May 28, 2026 if ordered today
Main Bolts, 4-Bolt Main, Merlin IV, Nodular Iron Main Caps, Chevy, Big Block, Kit
Part Number: WRL-701413
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Valves, Intake, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 5.025 in. Length, Chevy, Each
Part Number: WRL-2104
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Studs, 4-Bolt Main, Merlin IV, Billet Main Caps, Chevy, Big Block, Kit
Part Number: WRL-701416
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each
Part Number: WRL-030630-2
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each
Part Number: WRL-030630CNC
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
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