Availability
1973 Engine Blocks & Accessories
Main Studs, 2-Bolt, Cadillac, 472, 500, Kit
Part Number: MIL-81229
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 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: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
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
Freeze Plug Kits Bagged - Brass
Part Number: MEL-MPE-118BR
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Main Studs, 2-Bolt Main, Chevy, 350, 400, Kit
Part Number: MIL-81125
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Freeze Plug Kits Bagged- Steel
Part Number: MEL-MPE-821R
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered 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: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
OLDS 350-403, Stud Kit, Main Girdle, Includes 8ea, 1/2" Longer Studs, 7/16"-14/20 x 4.50" Studs, PRW Fasteners & Hardware.
Part Number: PQX-1000211
Not Yet Reviewed
Estimated Ship Date: Jun 26, 2026 if ordered today
Estimated Ship Date: Jun 26, 2026 if ordered today
AN Block Adapters, -16 AN Adapters, Black Anodized, Chevy, Big Block, Kit
Part Number: PGP-PRP-6863
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 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: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, Small Block, Kit
Part Number: PGP-PRP-6850
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Freeze Plug Kits Bagged- Steel
Part Number: MEL-MPE-124R
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
EXP PLUG KIT
Part Number: PIO-PE-119-B
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Brass Cup Expansion, Plug, 35.21mm Outside Diameter, Each
Part Number: RNB-565-093
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Expansion Plugs, Brass, Ford, Mercury, Kit
Part Number: RNB-567-011
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Engine Expansion Plug Kit 55-03 CHR/DOD/JEP/PLY 3.7L/4.5L/4.9L/5.2L/5.6L/5.9L
Part Number: EGN-PK14B
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
EXP PLUG KIT
Part Number: PIO-PE-116-B
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Freeze Plug Kit, Brass, Ford, Kit
Part Number: PIO-830004
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Engine Expansion Plug Kit 66-91 AMC/JEP 4.7L/5.0L/5.6L/5.9L/6.4L/6.6L
Part Number: EGN-PK18B
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
BR EXP PLUG KIT
Part Number: PIO-PE-109-B
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Freeze Plug Kits Bagged - Brass
Part Number: MEL-MPE-130BR
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Engine Expansion Plug Kit 59-79 CHR/DOD/PLY 6.3L/6.6L/6.7L/6.8L/7.0L/7.2L
Part Number: EGN-PK114
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Freeze Plug Kits Bagged- Steel
Part Number: MEL-MPE-120R
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Freeze Plug Kits Bagged- Steel
Part Number: MEL-MPE-119R
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 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
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