Availability
CHEVROLET 7.4L/454 Engine Blocks & Accessories
Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 4-Bolt Main, Chevy, Big Block, Kit
Part Number: PQX-1045442
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
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AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6860
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Engine Expansion Plugs, Steel, 0.625 in. O.D., 0.232 in. Height, Buick, Cadillac, Chevy, Jeep, Olds, Set of 10
Part Number: RNB-555-011
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 2-Bolt Main, Chevy, Big Block, Kit
Part Number: PQX-1045422
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6862
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Engine Expansion Plugs
Part Number: NAL-11609914
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Expansion Plugs, Steel, 3.00 in. Diameter, Chevy, GMC, Set of 10
Part Number: RNB-550-034
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Bellhousing Dowel Pins, 1.190 in. Length, 0.620 in. Diameter, SBC, BBC, Buick, Chevy, Oldsmobile, Pontiac, GMC, Pair
Part Number: EW1-453658
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
AN Block Adapters, -16 AN Adapters, Black Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6863
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit
Part Number: MIL-81135
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
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Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 7.000 in. Length, Each
Part Number: MEL-590297
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
AN Block Adapters, -16 AN Adapters, Clear Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6861
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Freeze Plug Kit, Brass, Chevy, Big Block, Kit
Part Number: PIO-830002
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Cylinder Head Dowel Pins, Chevrolet, Big Block, Set of 4
Part Number: EW1-12233
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit
Part Number: MIL-81137
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifter Bushing, 1.062 in. O.D., 0.936 in. I.D., 1.990 in. Length, Bronze, Keyway, Chevy, Set of 16
Part Number: ISK-KLB936
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Caps, Merlin III, 3-Center, Angled Outer Bolts, 4-Bolt, Chevrolet, Big Block, Each
Part Number: WRL-703370C
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Main Studs, 2-Bolt Main, Chevy, Big Block, Kit
Part Number: MIL-81138
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit
Part Number: MIL-81139
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Kit
Part Number: MIL-81133
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
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: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chevy, Big Block, Set
Part Number: MIL-11200
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
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