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If it came stock with a 4 barrel carb and has the large harmonic balancer, it's probably a 4 bolt main.Repost with the engine number stamped on the machined flat pad on the passenger front of block just below the front of the passenger side cylinder head.
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∙ 7y ago
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Does a 1992 Chevy k1500 pickup have a 2 or 4 bolt main?
If it's the factory engine, then it will be a 2-bolt main engine.
What is 6 bolt main 350?
It is a small block Chevy 350 engine with 6 bolt main caps.
Was the engine in the chevy k5 blazer a four bolt main?
usually
Is Chevy 8970010 4 bolt main?
A Chevy 8970010 is a 4 bolt main 350 cubic inch engine. It is classified as a small block and is placed in a variety of automobiles from sedans to light trucks.
What do you torque the main bearings down to in a 1991 Chevy 350 2 bolt main engine to?
70 ft lbs
Is a 1988 Chevy k1500 with a 350 a 4 bolt or 2 bolt main?
If its a 1/2 ton it will be a 2- bolt main, You can run the engine # if you need to know for sure. But i'd bet its a 2-bolt
Does a bone stock 350 Chevy with a four bolt main from a 1978 K10 have a forged steel crank from the factory?
Probably.
What year is a 350 Chevy engine with casting no 3970010 and 13w221249?
That engine could be anywhere from a 1969 to 1972 350. Some of them were 4-bolt mains and some were just a 2-bolt main engine.
What are the stock cam specs on a 1978 Camaro 350 4 bolt main engine?
Journal Diameter is 1.8682-1.8692 Lobe lift intake is-.2600 Exhaust is-.2733 Camshaft end play is--.004-.012 This is a 1978 350 engine, 4-bolt main makes no difference.
What are the torque specs for a Chevy 350- 4 bolt main engine?
which bolts are you talking about? every different size bolt has a different torque spec.
Is engine 3970044 2 bolt or 4 bolt?
i have a engine with this # and its a 2 bolt main
Did they make a 8 inch harmonic balancer on a 1978 Chevrolet 350?
Yes they sure did. It could be a 4-bolt main engine.
