Table of Contents
What do you torque the head bolts to on a 350 Chevy?
Small Block Chevy Torque Specs
| Fastener Type | Torque Spec |
|---|---|
| Cylinder Head Bolts | 65 ft.-lbs. |
| Screw-In Rocker Arm Studs | 50 ft.-lbs. |
| Intake Manifold Bolts (Cast Iron Heads) | 30 ft.-lbs. |
| Oil Pump Bolt | 60-70 ft.-lbs. |
What is the horsepower of a 350 Chevy engine?
The Chevy 350 engine is a 350 cubic inch (5.7-liter) small block V8 with a 4.00 and 3.48 inch bore and stroke. Depending on the year, make and model of a car, horsepower ranges from approximately 145 to more than 370.
What is the torque for cylinder head bolts?
Tighten the cylinder head bolts in 2–3 steps in the proper sequence. The final torque specification is 59–64 ft. lbs. (80–86 Nm).
Why do you need torque for Chevy 350?
The venerable Chevy 350 engine has been a mainstay of the industry, and is a favorite of hot-rodders and backyard mechanics. The torque specifications are required to ensure that the engine components are properly tightened. If the proper torque is not applied the motor may leak fluids or become unreliable.
How big is the engine in a Chevy 350?
Chevy 350 Engine Specs The Chevy 350 engine is a 350 cubic inch (5.7-liter) small block V8 with a 4.00 and 3.48 inch bore and stroke. Depending on the year, make and model of a car, horsepower ranges from approximately 145 to more than 370.
What is the engine code on a Chevy 350?
GM uses RPO codes , or Regular Production Option, to identify its engines; Chevy 350 engine codes are stamped near the cylinder head on the passenger side, where the alternator may hide it. The majority of engine codes begin with the letter L — L31, for instance.
When did fuel injection become standard on Chevy 350?
Computer-controlled emissions systems became standard on all Chevy 350 engines in the early 1980s, with throttle body fuel injection becoming standard around 1988.