Availability
1971 Engine Blocks & Accessories
Main Studs, 2-Bolt, Ford, 429-460, Kit
Part Number: MIL-81188
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, Chromoly, 4-Bolt Main, Chevy, Oldsmobile, 350 with Dart Rocket Block, Kit
Part Number: ARP-184-5403
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Bolts, High Performance Series, 4-Bolt Main, Ford, SVO 351 Windsor, Kit
Part Number: ARP-154-5203
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Studs, 2-Bolt Main, Chrysler, KB Hemi 426, Kit
Part Number: ARP-245-5602
Not Yet Reviewed
Main Studs, 4-Bolt Main, Ford, 351, R-Block, Kit
Part Number: ARP-354-5605
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy, Small Block, Large Journal, with Straps, Kit
Part Number: ARP-234-5603
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Bolts, Pro Series, 4-Bolt Main, Chevy, 350, with 1/2 in. Straps, Kit
Part Number: ARP-234-5203
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Freeze Plug Kits Bagged- Steel
Part Number: MEL-MPE-138R
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Freeze Plug Kits Bagged - Brass
Part Number: MEL-MPE-127BR
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Freeze Plug Kits Bagged- Steel
Part Number: MEL-MPE-127R
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
EXPANSION PLUG 25 PC
Part Number: PIO-EP14-25
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Main Studs, 2-Bolt Main, Chrysler, Dodge, Plymouth, 1960-83, 225, L6, Kit
Part Number: ARP-142-5401
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Studs, 4-Bolt Main, Ford, SVO, 351W, Kit
Part Number: ARP-154-5603
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Studs, 2-Bolt Main, Dodge, Plymouth, 426 Hemi, Kit
Part Number: ARP-145-5601
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Studs, 2-Bolt Main, Oldsmobile, 455, DRCE Iron Block, Kit
Part Number: ARP-285-5801
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy, 400, with Windage Tray, with 3.0 in. Outer Studs, Kit
Part Number: ARP-234-5607
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chevy, Small Block, 7.245 Wide, Set
Part Number: MIL-11190
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Main Caps, Ductile Iron, 5-Cap Set, Straight, 2-Bolt, Chrysler, Dodge, Plymouth, 426-440, Set
Part Number: MIL-11365
Not Yet Reviewed
Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Pontiac, 350, 389, 400, Set
Part Number: MIL-11525
Not Yet Reviewed
Camshaft Expansion Plug, Steel, 2.141 in. Diameter, Dodge, Jeep, Each
Part Number: MOP-J3172313
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
BLOCK KIT
Part Number: BRO-SKBLOCKSBCI
Not Yet Reviewed
Expansion Plugs, Steel, Diameter 2.071 in., Various, Each
Part Number: RNB-555-048
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Four Bolt Main Cap Kit
Part Number: PIO-839023
Not Yet Reviewed
LIFTER VALLEY SCREEN KITS
Part Number: STF-67100
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
LIFTER VALLEY SCREEN KITS
Part Number: STF-67110
Not Yet Reviewed
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