For GM 700R4/4L60E/4L65E only
Whether you own a vehicle and are shopping for a cold air intake
it not only weighs less but requires less space than competitors
and standard valve spacing make this the perfect street head for 350-400ci engines from 1955-1986
based off intake manifold vacuum
Rugged Radios RDH Digital Crew Chief Radio Package w/ H42 Spotter Headset - Single Radio - UHF - Safety Yellow SA539 For GM 700R4/4L60E/4L65E onlyCrew Chief H42 Spotter Headset and Rugged Handheld Radio Package is designed for Crew Chiefs and spotters, providing clear communications for NASCAR, IMSA circle track, and road racing. It combines Rugged Radio's H42 headset, handheld radio, and a coiled headset jumper cable. Options include the RDH16, a digital 16 channel radio for ultra clear communication, or the R1, a dual band with digital and analog operations, compatible with standard analog