TTi340 1-5/8" x 1-3/4" SMALL BLOCK STEP HEADERS 1-5/8" O.D. primary tubes steps up to 1-3/4" secondary tubes with 3" 3-bolt collectors Recommended for 320-575 horsepower Above the steering center link design (under chassis) offers maximum header to ground clearance "Step"...
360 Magnum Mopar crate engine:
less than 500 miles
380 horsepower at 5300rpm
410ft-lbs at 4400rpm
Swirl port combustion chambered heads with 1.925 intake and 1.625 exhaust stainless steel valves
9.0:1 compression
288/292 duration, .501/.513 lift hydraulic roller cam
Single Plane M1 aluminum...