Availability
Main Bolts, High Performance Series, 4-bolt Main, Hex, Designed To Fit Dart SHP Cast Iron Engine Blocks, Kit
Part Number: ARP-134-5204
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Freeze Plug Kit Brass Big Block Chevy
Part Number: MRG-6482
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Main Studs, 2-Bolt Main, 180,000 psi Yield Strength, Washers, Hex Nuts, Chevy, Small Block, Kit
Part Number: SUM-910205
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Lifter Valley Cover, Finned, Aluminum, Polished, Chevy, LS, Each
Part Number: SUM-240065-POL
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Lifter Valley Cover, Finned, Aluminum, Natural, Chevy, LS, Each
Part Number: SUM-240065-SAT
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, Small Block, Kit
Part Number: PGP-PRP-6852
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
CHEV 454, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 1/2"-13/20 x 5.313" Studs, PRW Fasteners & Hardware.
Part Number: PQX-1000209
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Main Bearing Cap Strap, Steel Billet, Rear, Wet Sump, Chevy, 350, Each
Part Number: HRS-H350RSWS
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
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: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
CHEV 350 Stud Kit, Main Girdle, , Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.
Part Number: PQX-1000203
Not Yet Reviewed
Estimated Ship Date: Mar 6, 2026 if ordered today
Estimated Ship Date: Mar 6, 2026 if ordered today
AN Block Adapters, -16 AN Adapters, Clear Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6861
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Rear Main Seal Cover Kit
Part Number: RNB-635-786
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6862
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 2-Bolt Main, Chevy, Small Block, Kit
Part Number: PQX-1035022
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, Small Block, Kit
Part Number: PGP-PRP-6850
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Cylinder Head Dowel Pins, 0.250 in. O.D., Chevrolet, Small Block, Set of 25
Part Number: PIO-PG-653-25
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 4-Bolt Main, Chevy, Small Block, Kit
Part Number: PQX-1035042
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AN Block Adapters, -16 AN Adapters, Black Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6863
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Main Bolt Kit
Part Number: PIO-855201
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, LS, Kit
Part Number: PGP-PRP-6866
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6860
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Main Bolts, 6-bolt Mains, Flanged Hex, Chevy, Small Block LS, Kit
Part Number: EW1-17364
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Main Bolts, High Performance Series, 4-bolt Main, Hex, Designed To Fit World Motown Cast Iron Engine Blocks, Kit
Part Number: ARP-134-5203
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Main Stud Kit
Part Number: PIO-855023
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
CHEV 400, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.
Part Number: PQX-1000207
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
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