How long does it take to rebuild a 350 small block?

takes me about 32 hours to build and install a basic 350 if the heads are already put together. Goes up to about 40 hours for a basic 383 and maybe 48+ if I have to put the heads together, especially if there is any exotic/unusual valvetrain stuff.

How much horsepower does a 350 small block have?

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.

How many miles can a 350 small block last?

229k miles is not unheard of for a properly maintained 350. You could do a compression test and leak down test to analyze the health of the motor.

How can I get more horsepower out of my 350?

How to Get More Horsepower Out of My Chevy 350 Small Block

1. Modify your air intake.
2. Modify your exhaust.
3. Change your camshafts and valve train.
4. Purchase new cylinder heads, or have yours ported and polished.
5. Have your motor rebuilt and blueprinted.

How much does it cost to rebuild a 350 Chevy SBC?

$600 to $3,500 depending upon how involved you want to get with the thing. Generally, for a “good” rebuild that doesn’t really get beyond ‘mild 350’ standards, you’re looking at about $1,600-2,500 depending upon location.

How long will a rebuilt 350 engine last?

You might not have to worry about the motor in your car for a long time if you do it right. If an engine rebuild is done properly, it can last over 100000 miles! And even just maintaining the vehicle and doing some of the work on its own will help keep that mileage up as well.

What is the firing order of a Chevrolet 350 smallblock engine?

In most four-cylinder engines, the numbering is 1-3-4-2, while in the Chevy 350 small block engine the firing order is 1-8-4-3-6-5-7-2. If the timing of the ignition is incorrect, misfiring will occur.

What is the best small block chevy engine?

First produced in 1967, the Chevy 350 is the best known small block in GM’s engine inventory. It is remarkably versatile and has powered everything from the Chevy Camaro to the Cadillac. It came in numerous horsepower and torque configurations, and is also considered one of the easiest engines to rebuild with aftermarket parts.

What is the Max bore for a Chevy 350?

The 350 has a 4-inch bore with a 3.48-inch stroke. Not only is this a well-proven configuration in terms of reliability but also 350 cores at the wrecking yard are, figuratively speaking, nearly a dime a dozen. Chevy 400 blocks are out there, but as the years go by their numbers diminish significantly, by attrition and hot rod usage.

What is the firing order on a 350 Chevy engine?

In most four-cylinder engines the numbering is 1-3-4-2 while in the Chevy 350 small block engine the firing order is 1-8-4-3-6-5-7-2. When the timing of the ignition is misplaced you will have misfires. Sep 12 2019