Engine Blocks & Parts | Summit Racing

Milodon Main Stud Kits 81129

Milodon Main Stud Kits 81129

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

Part Number: MIL-81129

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 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: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 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

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Caps 11350

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Chrysler, Dodge, 392 Hemi, Set

Part Number: MIL-11350

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 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: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Freeze Plug Kits 34047

Engine Expansion Plugs, Brass, Freeze, Cam, Oil Gallery, Holden, 253-308 C.I.D. V8 Engines, Kit

Part Number: MIL-34047

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 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: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81134

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

Part Number: MIL-81134

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Cap Fasteners 81136

BB ChevyMerlin with Windage Tray Main Studs

Part Number: MIL-81136

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 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: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Milodon Main Stud Kits 81145

Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, V8, Kit

Part Number: MIL-81145

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Manley Cylinder Head Dowel Pins 42380-1

wrist pin bushings and bearings

Part Number: MAN-42380-1

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Motive Gear Engine Expansion Plugs 555-108

EXPANSION PLUG

Part Number: MGR-555-108

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

P-Ayr Engines, Bare Blocks 3036

SHORT BLOCK FE

Part Number: PYP-3036

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Wiseco Cylinder Sleeves for 1999-2008 TRX400EX SPORTRAX, 1996-2004 XR400R - 3052FA

Cylinder Sleeve, Chromoly, 89.00mm Bore, for use on Honda®, Each

Part Number: WIS-3052FA

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

World Products Merlin IV Engine Blocks 095012

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095012

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

MAHLE Original Cylinder Sleeve Seals S41329

Sleeve Assembly Ring Set - Caterpillar 1246 cid (20.4L) D342T 6 cyl 5.750 in. Bore Diesel Engs.

Part Number: MAH-S41329

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

MAHLE Original Cylinder Sleeve Seals S41718

Sleeve Assembly Ring Set - GMC Trk 395 V-8 Diesel Eng 1992-95

Part Number: MAH-S41718

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Melling Cylinder Sleeves CSL1139

Cylinder Sleeve, Cast Iron, 4.050 in. Bore I.D., 0.094 in. Wall Thickness, 6.250 in. Length, Each

Part Number: MEL-CSL1139

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL134

Cylinder Sleeve, Cast Iron, 3.625 in. Bore I.D., 0.094 in. Wall Thickness, 7.000 in. Length, Each

Part Number: MEL-CSL134

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL512

Cylinder Sleeve, Cast Iron, 3.568 in. Bore I.D., 0.125 in. Wall Thickness, 10.000 in. Length, Each

Part Number: MEL-CSL512

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL421A

Cylinder Sleeve, Cast Iron, 3.375 in. Bore I.D., 0.094 in. Wall Thickness, 12.250 in. Length, Each

Part Number: MEL-CSL421A

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL103

Cylinder Sleeve, Cast Iron, 3.938 in. Bore I.D., 0.094 in. Wall Thickness, 6.750 in Length, Each

Part Number: MEL-CSL103

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL141

Cylinder Sleeve, Cast Iron, 3.500 in. Bore I.D., 0.094 in. Wall Thickness, 5.938 in. Length, Each

Part Number: MEL-CSL141

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Melling Cylinder Sleeves CSL243

Cylinder Sleeve, Cast Iron, 3.800 in. Bore I.D., 0.125 in. Wall Thickness, 6.938 in. Length, Each

Part Number: MEL-CSL243

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today