Availability
Something amazing happened in 1987—World Products introduced a set of cast iron cylinder heads that were more budget-friendly than aluminum heads, and delivered...
Something amazing happened in 1987—World Products introduced a set of cast iron cylinder heads that were more budget-friendly than aluminum heads, and delivered impressive power gains over stock. Racers and enthusiasts took notice, and since then World has grown into an icon of the performance industry. World engine blocks are the perfect starting point for your next Chevy, Ford, or Mopar performance engine build--from budget-friendly to all-out competition! Top off your engine build or upgrade your existing performance engine with the increased airflow and top-notch features of World Products cylinder...
Something amazing happened in 1987—World Products introduced a set of cast iron cylinder heads that were more budget-friendly than aluminum heads, and delivered impressive power gains over stock. Racers and enthusiasts took notice, and since then World has grown into an icon of the performance industry. World engine blocks are the perfect starting point for your next Chevy, Ford, or Mopar performance engine build--from budget-friendly to all-out competition! Top off your engine build or upgrade your existing performance engine with the increased airflow and top-notch features of World Products cylinder heads. We've got World Products engine blocks, cylinder heads, and valvetrain components in stock and ready for delivery—shop now!
Cylinder Head, Sportsman II, Cast Iron, Assembled, 64cc Chamber, 200cc Intake, Chevy, Small Block, Each
Part Number: WRL-011250-2
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck Height, 4.495 in. Bore, Splayed Billet Main Caps, Standard Cam and Lifter bores, Each
Part Number: WRL-095010
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 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-087182
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Engine Block, Cast Iron, Nodular Iron 4-Bolt Mains, 4.500 in. Bore, 1-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each
Part Number: WRL-091105
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifters, Each
Part Number: WRL-095112
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Cylinder Head, S/R, Cast Iron, Assembled, 58cc Chamber, 170cc Intake Runner, Chevy, 305, Each
Part Number: WRL-042650-1
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
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: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 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: Jan 20, 2026 if ordered today
Estimated Ship Date: Jan 20, 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: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.495 in. Bore, 2-Piece Seal, 10.200 in. Deck, Chevy, Big Block, Each
Part Number: WRL-091111
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-014250-2
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Cylinder Head, Motown 220, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Designed for Use with Hydraulic Flat Tappet Camshafts, Chevy, Small Block
Part Number: WRL-014250-1
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Cylinder Head, Motown, Cast Iron, Bare, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-014150
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Sportsman II, Cast Iron, Bare, 64cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-011150
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Cylinder Head, Sportsman II, Cast Iron, Bare, 64cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-011250
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Windsor Jr., Cast Iron, Assembled, 58cc Chamber, 180cc Intake, Ford, 289, 302, 351W, Each
Part Number: WRL-053030-2
Estimated Ship Date: Jan 14, 2026 if ordered today
Estimated Ship Date: Jan 14, 2026 if ordered today
Cylinder Head, S/R Torquer, Cast Iron, Assembled, 76cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-042670-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Hardware Kit, Block Kit, Merlin IV, BBC, Kit
Part Number: WRL-PBMBKBBCIV
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Cylinder Head, Motown, Cast Iron, Bare, 64cc Chamber, 220cc Intake Runner, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-014250
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-014150-2
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Cylinder Head, Sportsman II, Cast Iron, Assembled, 64cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-011250-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, S/R Torquer, Cast Iron, Assembled, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each
Part Number: WRL-042660-1
Estimated Ship Date: Today
Estimated Ship Date: 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: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 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: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
