Rocker arms are set to a specific preload or backlash on v8 Chevies. There is no torque specification.
There are no adjustments on a stock Pontiac valvetrain. You simply torque them to 20 ft lbs. Pontiac did not use locking rocker arm nuts. Any attempt to adjust them like you do a Chevy will result in the rocker nuts backing off.
A 1970 Chevy chevelle has 500 HORSEPOWER and 450 FOOT POUNDS OF TORQUE.
20 foot pounds.
In 1970, the rating was 35ft/lbs.
90 ft lbs
Yes it will. It will bolt right on... 100% interchangeable.
Mick Jagger.
You could take off a rocker and try to push down on the pushrod. You'd be able to feel the spring in a hydraulic lifter, but not on a solid lifter.
No. not the same.
Most of the "400's" installed in 1970 Chevy pickups were actually big block 402's, but they called them 400's. They called the same engine in a 1970 Chevelle a 396. The 400 small block was primarily a low performance torque engine, used mostly in station wagons and full size cars.
what is the weight and length of a 1970 chevy shortbed truck?
Advertised horsepower is--225HP @ 4600 RPMs. 4 barrel carb. Advertised Torque is--355(ft. lbs) @ 3000 RPMs. 4 barrel carb. Advertised horsepower is 215HP @ 4400 RPMs. 2 Barrel carb. Advertised Torque is 320 Ft. LBS. @ 2400 RPMs. 2 barrel carb. Both engines are 1970 truck engines. NEUTZ.