1968 Engine Blocks & Accessories Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

Melling Engine Expansion Plug Kits MPE-624R

Melling Engine Expansion Plug Kits MPE-624R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-624R

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Milodon Main Caps 11520

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Pontiac, 421, 428, 455, Set

Part Number: MIL-11520

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Stud Kits 81128

Main Studs, 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Kit

Part Number: MIL-81128

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Stud Kits 81130

Main Studs, Straight 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Kit

Part Number: MIL-81130

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Stud Kits 81131

Main Studs, Straight 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81131

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Stud Kits 81133

Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Kit

Part Number: MIL-81133

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Bolt Kits 81140

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: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Stud Kits 81155

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Ford, 302 Windsor, Kit

Part Number: MIL-81155

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Stud Kits 81215

Main Studs, 2-Bolt, Oldsmobile, 350 Diesel, 400, 425, 455, Kit

Part Number: MIL-81215

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

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ARP High Performance Series Main Bolts 185-5001

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81216

Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, Kit

Part Number: MIL-81216

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

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ARP Main Stud Kits 184-5401

5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81218

Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, for use with Windage Tray, Kit

Part Number: MIL-81218

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Milodon Main Stud Kits 81221

Main Studs, 2-Bolt, Pontiac, 326-455, Kit

Part Number: MIL-81221

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 194-5401

4.75 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81222

Main Studs, 4-Bolt, Pontiac 389-455, Center Studs, Kit

Part Number: MIL-81222

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 194-5601

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81223

Main Studs, 2-Bolt, Pontiac 326-455, with Windage Tray, Kit

Part Number: MIL-81223

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

MAHLE Original Cylinder Sleeve Seals S50564CP

Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79), Checker 327,350 Eng. (69-79), Chev.

Part Number: MAH-S50564CP

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Dorman Expansion Plugs 555-037

Expansion Plugs, Steel, Diameter 1.764 in., Various, Each

Part Number: RNB-555-037

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

PRW Billet Steel Main Girdles 9035001

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 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-613R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-613R

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-610-BR

EXP PLUG KIT- DEEP

Part Number: PIO-PE-610-BR

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-608-BR

EXP PLUG KIT- DEEP

Part Number: PIO-PE-608-BR

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-210

EXP PLUG KIT

Part Number: PIO-PE-210

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-210-R

EXP PLUG KIT

Part Number: PIO-PE-210-R

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Enginetech Engine Expansion Plug Kits PK1B

Engine Expansion Plug Kit 55-02 BUI/CAD/CHV/GM/GMC/OLD/PON 3.3L/3.8L/4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L

Part Number: EGN-PK1B

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Enginetech Engine Expansion Plug Kits PK23

Engine Expansion Plug Kit 59-75 International 4.2L/4.3L/4.4L/5.0L/5.6L/6.4L

Part Number: EGN-PK23

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Enginetech Engine Expansion Plug Kits PK23B

Engine Expansion Plug Kit 59-75 International 4.2L/4.3L/4.4L/5.0L/5.6L/6.4L

Part Number: EGN-PK23B

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today