Availability
Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Kit
Part Number: MIL-81133
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Windage Tray, Kit
Part Number: MIL-81134
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
BB ChevyMerlin with Windage Tray Main Studs
Part Number: MIL-81136
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit
Part Number: MIL-81139
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Cap Fasteners, Milodon Straight Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Chevrolet, Big Block, Kit
Part Number: MIL-81140
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
CYL SLEEVE (DRY)
Part Number: CLE-2264644
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Engine Block Cover, BMW
Part Number: URO-009844
Not Yet Reviewed
Estimated Ship Date: Aug 22, 2025 if ordered today
Estimated Ship Date: Aug 22, 2025 if ordered today
MAIN GIRDLE, BILLET STEEL, FORD 351W, Does Not incl Studs or Fasteners
Part Number: PQX-9035101
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
MAIN GIRDLE, BILLET STEEL, CHEV 400, Does Not incl Studs or Fasteners
Part Number: PQX-9040001
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
MAIN GIRDLE, BILLET STEEL, FORD 390FE/448 Stroker, incl PRW fasteners & hardware
Part Number: PQX-9044800
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
MAIN GIRDLE, BILLET STEEL, FORD 460, Does Not incl Studs or Fasteners
Part Number: PQX-9046001
Not Yet Reviewed
Estimated Ship Date: Sep 8, 2025 if ordered today
Estimated Ship Date: Sep 8, 2025 if ordered today
Billet Cover, LS3 Billet Valley Cover
Part Number: AAF-ALL90107
Estimated Ship Date: Aug 12, 2025 if ordered today
Estimated Ship Date: Aug 12, 2025 if ordered today
Rebore Kit
Part Number: MAH-0024702-AM
Not Yet Reviewed
Estimated Ship Date: Aug 27, 2025 if ordered today
Estimated Ship Date: Aug 27, 2025 if ordered today
BRIGGS SIDE COVER BOLT KIT
Part Number: STG-1906
Not Yet Reviewed
Estimated Ship Date: Aug 8, 2025 if ordered today
Estimated Ship Date: Aug 8, 2025 if ordered today
CANNONDALE ENGINE CASE BOLTS
Part Number: STG-2001
Not Yet Reviewed
Estimated Ship Date: Aug 8, 2025 if ordered today
Estimated Ship Date: Aug 8, 2025 if ordered today
Expansion Plug
Part Number: RRA-18-4201
Not Yet Reviewed
Estimated Ship Date: Aug 27, 2025 if ordered today
Estimated Ship Date: Aug 27, 2025 if ordered today
Welch Plug
Part Number: RRA-18-4272
Not Yet Reviewed
Estimated Ship Date: Aug 27, 2025 if ordered today
Estimated Ship Date: Aug 27, 2025 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084120
Not Yet Reviewed
Estimated Ship Date: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 if ordered today
Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
Part Number: WRL-084130
Estimated Ship Date: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 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: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 if ordered 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: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 if ordered today
Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Billet Caps, 55mm Babbitt Cam Bearings and 0.904 in. Lifter bores, Each
Part Number: WRL-095012-55
Not Yet Reviewed
Estimated Ship Date: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 if ordered today
Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, 55mm Babbit Cam Bearings and 0.904 Lifter, Each
Part Number: WRL-095110-55
Not Yet Reviewed
Estimated Ship Date: Aug 25, 2025 if ordered today
Estimated Ship Date: Aug 25, 2025 if ordered today
Cylinder Sleeve, Cast Iron, 4.500 in. Bore I.D., 0.094 in. Wall Thickness, 9.000 in. Length, Each
Part Number: MEL-CSL1163
Not Yet Reviewed
Estimated Ship Date: Aug 20, 2025 if ordered today
Estimated Ship Date: Aug 20, 2025 if ordered today
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