CHEVROLET Chevy big block Mark IV Fittings & Plugs

Petcocks, Radiator Drain Petcocks, 1/8 in. NPT Thread Size, Brass, Natural, Buick, Cadillac, Chevy, Ford, GMC, Mercury, Merkur, Olds, Pontiac, Each

Part Number: RNB-61103

Not Yet Reviewed

Estimated Ship Date: Today

Heater Hose Connector Fitting, male thread, 1/2in NPT, Female Quick Connect 5/8, steel, each

Part Number: RNB-800-401

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Inner Fenderwell Hold Down Tie Straps, Wire Harness and Washer Hose, Pair. Fits 67 Camaro/Firebird, 68-72 Chevelle/El Camino/Grand Prix/Cutlass/442

Part Number: OPS-TSS175

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Line Adapter Fittings, Transmission Oil Cooler Fittings, Steel, 5/16 in. Male Threads, Female Inverted Flare, AMC, Chevy, Ford, GMC, Each

Part Number: FSS-53020

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Air Conditioning System Replacement Components, Cap and Valve Kit, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mercury, Olds, Volkswagen, Kit

Part Number: UAC-VC2903C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pipe Plugs, 1/8-27 in. NPT Male Threads, Square Drive Head, Steel, Zinc Finish, Set of 5

Part Number: RNB-090-046

Not Yet Reviewed

Estimated Ship Date: Today

Clutch Retaining Wire Clip, Bellcrank and Shifter Rod at Lever, Each

Part Number: OPS-TSS50

Not Yet Reviewed

Estimated Ship Date: Today

Oil Cooler Connector, Steel, Zinc Finish, Chevy, GMC, Each

Part Number: RNB-800-701

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Fan Shroud Mounting Clips, Chevy, Pontiac, Each

Part Number: OER-3899880

Not Yet Reviewed

Estimated Ship Date: Today

Heater Hose Connector Fitting, Male Quick Connect 5/8, plastic, each

Part Number: RNB-800-405

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Petcock, Radiator Drain, Plastic, Black, 14mm x 1.50, Each

Part Number: RNB-61132

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Petcock, Radiator Drain, Plastic, Black, GM, Each

Part Number: RNB-61133

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Engine Oil Cooler Line Connector, Brass, Each

Part Number: RNB-800-603

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Brake Bleeder Screw Caps, Rubber, Blue, Chevy, Pair

Part Number: AMD-W-561

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Special Order

Petcock, Radiator Drain, Plastic, Black, Each

Part Number: RNB-61122

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Special Order

Engine Expansion Plug, Engine Expansion Plug, PLUG-ENG BLK CORE HOLE

Part Number: ADO-94673017

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• $20 Summit Bucks
• Special Order