Availability
1973 Engine Blocks & Accessories
Engines, Bare Blocks, Man O'War Bare Block, 351 Cleveland Mains, 9.500 in. Deck Height, 4-bolt Main Style, Ford, 5.0L, 5.8L, Small Block Windsor, Each
Part Number: WRL-087072
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Main Caps, Billet Steel, 2-Bolt, Big Block FE, V8, 332-428 c.i.d., Ford, Set of 4
Part Number: PQX-1739001
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 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: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
STUD KIT, MAIN GIRDLE, OLDS 455, incl PRW studs & hardwareStuds, PRW Fasteners & Hardware.
Part Number: PQX-1000213
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 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: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAIN GIRDLE, BILLET STEEL, CHEV 350, 2pc Rear Seal, Does Not incl Studs or Fasteners
Part Number: PQX-9035001
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Engine Expansion Plug, Steel, 0.875 in. Diameter, Jeep, 2.5L, 4.2L, Each
Part Number: CWA-J3172319
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Freeze Plug Kit, Brass, Chevy, Big Block, Kit
Part Number: PIO-830002
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Four Bolt Main Cap Kit
Part Number: PIO-839022
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Cylinder Head Dowel Pins, Ford, Lincoln, Mercury, Set of 100
Part Number: PIO-PF-485-100
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
BR EXP PLUG KIT
Part Number: PIO-PE-105-BR
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
EXP PLUG KIT
Part Number: PIO-PE-157-B
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
EXP PLUG KIT
Part Number: PIO-PE-145-BR
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered 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 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Freeze Plugs, Steel, Chevy, 267, 283, 302, 305, 307, 327, 350, Kit
Part Number: PIO-PE100R
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit
Part Number: MIL-81117
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, 2-Bolt Main, Chevy, Big Block, Kit
Part Number: MIL-81138
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, 2-Bolt, Oldsmobile, 350 Diesel, 400, 425, 455, Kit
Part Number: MIL-81215
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
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