Fits any AMC engine with 304-401 ci. Many CJs received engine swaps and although AMC dropped the V8 in the CJs lineup in 1982, these headers will still fit engine swaps from ’82-’86 CJ... more
This pair of headers will fit any AMC engine with 290-401 cubes. These headers will still fit ’82-’86 CJs with the V8 engine swap. This is an under chassis exit that requires exhaust modifications... more
This is a 6 into one single outlet header for the AMC 232 ci & the 258 ci engine. Not California legal. Modification to stock exhaust required to retain the catalytic converter... more
Dual-outlet header for the AMC 232 ci engines. This will also fit the AMC 258 ci engine used from ’72-’86. Not California legal. Modification to stock exhaust required to retain the catalytic converter... more
Hedman's Standard-duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1/4 flanges (some models use 3/8" flanges).
Hedman's Standard-duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1/4 flanges (some models use 3/8" flanges).
Fits any AMC engine with 304-401 ci. Many CJs received engine swaps and although AMC dropped the V8 in the CJs lineup in 1982, these headers will still fit engine swaps from ’82-’86 CJ... more
The metallic-ceramic coating introduced by Hedman is known
as HTC or Hi-Tech Coating and is the very best thermal coating
available for your headers... more
Hedman's ELITE Hedders are the best you can buy. They have thicker flanges. stronger wall tubing and a thermal coating that withstand full-throttle thrashing and torturous towing.
The extreme-duty construction protects against burnout and exhaust leaks caused by the excessive heat and vibration present in high performance and towing applications... more
Hedman's Standard-duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1/4 flanges (some models use 3/8" flanges).
Hedman's Standard-duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1/4 flanges (some models use 3/8" flanges).
This is a 6 into one single outlet header for the AMC 232 ci & the 258 ci engine. Not California legal. Modification to stock exhaust required to retain the catalytic converter... more
This pair of headers will fit any AMC engine with 290-401 cubes. These headers will still fit ’82-’86 CJs with the V8 engine swap. This is an under chassis exit that requires exhaust modifications... more
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Throughout this web site all the preceding marks & logos are used for identification purposes only. Quadratec has no affiliation with the Chrysler LLC, MOPAR®, General Motors Company, Ford Motor Company, Suzuki Motor Corporation or Isuzu Motors Limited. It is not implied that any part listed is a product of, or approved by Chrysler LLC, General Motors Company, Ford Motor Company, Suzuki Motor Corporation or Isuzu Motors Limited.
Quadratec, Inc. is sometimes mis-searched as Quadartec and Quadratech, we have no affiliation with either.
