This is the exhaust heat riser repair kit for all 1970 & 1971 Dodge & Plymouth high performance models with 383 and 440 cubic inch engines. Contains all parts needed to renew the valve. Original new old stock Chrysler part in original packaging.
3420046 [supercedes to 3683945]
383, 440, four barrel carb, magnum, 6 pack, six pack
Challenger, Challenger R/T, RT/SE, Charger, Charger R/T, Coronet R/T, Super Bee
Barracuda, Cuda, Cuda 383, Cuda 440, Cuda 440-6, Road Runner, GTX, Superbird, Fury GT