1986 CHEVROLET Engine Blocks & Accessories Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $125 at Summit Racing

Pioneer Performance Freeze Plugs PE-100-BR

Freeze Plug Kit, Brass, Chevy, Small Block, Kit

Part Number: PIO-PE100BR

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

PRW Billet Steel Main Caps 1735002

Main Caps, Billet Steel, 4-Bolt, Angled, Chevy, Small Block, Set of 3

Part Number: PQX-1735002

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ACDelco GM Genuine Parts Main Bearing Cap Bolts 12561388

Main Cap Fasteners, ACDelco GM Genuine Parts Multi-Purpose Bolts, 7/16-14 Threads, Cadillac, Chevy, GMC, Olds, Pontiac, Each

Part Number: ADO-12561388

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PRW Main Cap Stud Kits 1045442

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 4-Bolt Main, Chevy, Big Block, Kit

Part Number: PQX-1045442

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Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5201

4.25 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Dorman Expansion Plugs 02608

Expansion Plug, Rubber, 3/4 in. To 7/8 in., Each

Part Number: RNB-02608

5.0 out of 5 stars ( 1 )

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Dart Freeze Plugs 32540000

Dart Freeze Plugs 32540000

Freeze Plug, Steel, Chevy, Dart SHP, Each

Part Number: DRT-32540000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Pioneer Performance Freeze Plugs PE-100-R

Freeze Plugs, Steel, Chevy, 267, 283, 302, 305, 307, 327, 350, Kit

Part Number: PIO-PE100R

5.0 out of 5 stars ( 4 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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Summit Racing™ Freeze Plugs SUM-G1581

4.75 out of 5 stars ( 51 )

Estimated Ship Date: Today

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Dorman Expansion Plugs 555-104

Expansion Plugs, Steel, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Isuzu, Jeep, Set of 10

Part Number: RNB-555-104

4.8 out of 5 stars ( 5 )

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Dorman Expansion Plugs 550-034

Engine Expansion Plugs, Steel, 3.00 in. Diameter, Chevy, GMC, Set of 10

Part Number: RNB-550-034

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Estimated Ship Date: May 4, 2026 if ordered today

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Enginetech Engine Expansion Plug Kits PK1

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

Part Number: EGN-PK1

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Estimated Ship Date: May 7, 2026 if ordered today

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Dorman Expansion Plugs 555-087

Expansion Plugs, Steel, Diameter 1.638 in., Various, Each

Part Number: RNB-555-087

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PRW Main Girdle Stud Kits 1000203

CHEV 350 Stud Kit, Main Girdle, , Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000203

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Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

Engine Works Bellhousing Dowel Pins 453658

Bellhousing Dowel Pins, 1.190 in. Length, 0.620 in. Diameter, SBC, BBC, Buick, Chevy, Oldsmobile, Pontiac, GMC, Pair

Part Number: EW1-453658

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Melling Engine Expansion Plug Kits MPE-185R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-185R

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Engine Works Cylinder Head Dowel Pins 12233-20

Cylinder Head Dowel Pins, Chevrolet, Big Block, Set of 20

Part Number: EW1-12233-20

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Pioneer Automotive Main Cap Fasteners 855200

Main Bolt Kit

Part Number: PIO-855200

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Milodon Main Stud Kits 81135

Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81135

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Estimated Ship Date: Jul 13, 2026 if ordered today

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Estimated Ship Date: Jul 13, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5201

4.25 out of 5 stars ( 6 )

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Enginetech Engine Expansion Plug Kits PK25B

Engine Expansion Plug Kit 64-90 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/4.4L/4.6L/4.9L/5.0L/5.4L/5.7L/6.6L/7.0L/7.5L

Part Number: EGN-PK25B

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-185-BR

BR EXP PLUG KIT

Part Number: PIO-PE-185-BR

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Milodon Main Stud Kits 81126

Main Studs, 2-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81126

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jul 7, 2026 if ordered today

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Estimated Ship Date: Jul 7, 2026 if ordered today

Enginetech Engine Expansion Plug Kits PK185

Engine Expansion Plug Kit 85-09 CHV/GMC/IZU/OLD/PON 4.3L

Part Number: EGN-PK185

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Estimated Ship Date: May 7, 2026 if ordered today

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Milodon Main Stud Kits 81115

Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, Kit

Part Number: MIL-81115

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 13, 2026 if ordered today

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Estimated Ship Date: Jul 13, 2026 if ordered today

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ARP High Performance Series Main Bolts 134-5202

4.75 out of 5 stars ( 37 )

Estimated Ship Date: Today

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ARP Main Stud Kits 234-5604

Main Studs, 4-Bolt Main, Chevy Small Block, Large Journal, with Straps & Splayed Caps, Kit

Part Number: ARP-234-5604

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PRW Main Cap Stud Kits 1035022

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 2-Bolt Main, Chevy, Small Block, Kit

Part Number: PQX-1035022

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Estimated Ship Date: Jun 17, 2026 if ordered today

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Summit Racing™ Main Stud Kits SUM-910205

2.75 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Melling Cylinder Sleeves 590297

Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 7.000 in. Length, Each

Part Number: MEL-590297

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