Standard R/T power for the 1970 Challenger came from the 335-bhp 383. Optional for R/T was one of two 440s — the four-barrel Magnum with 375 bhp or the tri-carb Six Pack with 390 hp — or the 426-cid Hemi V-8 with 425 hp. It cost $1,228 more to hop into the Hemi, which also required additional heavy-duty equipment.
At a Glance 1970 Challenger R/T Owned by: Bill Stone Restored by: Owner Engine: 440ci/390hp Six Pack V-8 Transmission: 4-speed manual Rearend: Dana 60 with 4.10 gears and Super Track Pak Wheels
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In 1970, Dodge rated the Challenger R/T's 383 Magnum four-barrel at 335 horsepower with 9.7:1 compression. For 1971, though much of the rest of the engine did not change, compression dropped again, to 8.5:1, the resulting output rating coming in at 300 horsepower. For those wanting to take a truly negative view, the SAE and Detroit automakers We have Dodge Challengers for sale at affordable prices. Find a wide selection of classic cars on Hemmings. 1974 Dodge Challenger Price $70,000 1974 Dodge D100
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