Availability
Engine Block, Cast Iron, 400 Mains, 0.904 in. Lifter, Billet Main Caps, 4.120 in. Bore, Raised Cam, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084135RC-904
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engine Block, Cast Iron, Billet 4-Bolt Mains, 3.995 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084180
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engine Block, Cast Iron, Billet 4-Bolt Mains, 4.120 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084181-904
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.555 in. Diameter Bore, 9.800 in. Deck, Nodular Iron Main Caps, 2-Piece Rear Main Seal, Chevy, Big Block, Each
Part Number: WRL-091109
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.495 in. Bore, 9.500 in. Deck, 55mm Cam Bore, Billet Steel Main Cap, 2-Piece Rear Seal, Chevy, Big Block, Each
Part Number: WRL-095013-55
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Main Cap, Rear, Merlin II, 4-Bolt, 400 Mains, Billet Steel, Chevrolet, Small Block, Each
Part Number: WRL-703355R
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Water Return Kit, Remote Mount, Motown II Block, Billet Aluminum, Black Anodized, -12 AN Stainless Braided Hose, Chevy, LS, Kit
Part Number: WRL-703850-K
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 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-084080-904
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.120 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084081-904
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engine Block, Cast Iron, Billet Main Caps, 3.995 in. Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084110
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engines, Bare Blocks, SBC Motown Block, 350 Mains, 9.025 in. Deck Height, 4-bolt Main Bolt Style, Chevrolet, V8, Chevy Small Block Gen I, Each
Part Number: WRL-084120RC
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Water Return Kit, Remote Mount, Motown II Block, Billet Aluminum, Black Anodized, -12 AN Pro-Lok Hose, Chevy, LS, Kit
Part Number: WRL-703849-K
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Engine Hardware Kits
Part Number: DUR-FKC-6
Estimated Ship Date: Aug 20, 2025 if ordered today
Estimated Ship Date: Aug 20, 2025 if ordered today
Engine Hardware Kits
Part Number: DUR-FKC-6B
Not Yet Reviewed
Estimated Ship Date: Aug 20, 2025 if ordered today
Estimated Ship Date: Aug 20, 2025 if ordered today
Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79); Checker 327,350 Eng. (69-79), Chev.
Part Number: MAH-S50564CP060
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Main Stud Kit
Part Number: PIO-855002
Not Yet Reviewed
Main Stud Kit
Part Number: PIO-855003
Not Yet Reviewed
Sleeve Assembly Ring Set -
Part Number: MAH-S41718060
Not Yet Reviewed
Estimated Ship Date: Sep 4, 2025 if ordered today
Estimated Ship Date: Sep 4, 2025 if ordered today
Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chevy, Small Block, 7.245 Wide, Set
Part Number: MIL-11190
Estimated Ship Date: Nov 6, 2025 if ordered today
Estimated Ship Date: Nov 6, 2025 if ordered today
Main Caps, Ductile Iron, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Big Block, Set
Part Number: MIL-11205
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2025 if ordered today
Estimated Ship Date: Nov 6, 2025 if ordered today
Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Each
Part Number: EDL-54903U
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Engine Semi-Circular Plug, Engine Semi-Circular Plug
Part Number: MAH-B45488
Not Yet Reviewed
Estimated Ship Date: Sep 3, 2025 if ordered today
Estimated Ship Date: Sep 3, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: BRO-8B1150
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: BRO-8B1000C
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Bare Blocks, Dart Little M Series, Cast Iron, 9.500 in. Deck Height, 4.125 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Small Block, Chevy, Each
Part Number: DRT-31182235
Not Yet Reviewed
Estimated Ship Date: Sep 16, 2025 if ordered today
Estimated Ship Date: Sep 16, 2025 if ordered today
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