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Its not a matter of how little you can but how much, i would prolly say to be safe 70 or 80. If you bore to much out , the engine will run to hot, thus you need to be very careful and know what you are doing.

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16y ago

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What is the bore size of a 350 bored 30 over?

A 350 engine typically has a standard bore size of 4.000 inches. When it is "bored 30 over," it means the bore has been increased by 0.030 inches. Therefore, the bore size of a 350 bored 30 over is 4.030 inches.


What is the Bore and Stroke of 350 Chevy Engine?

The Bore of a 350 cid engine is 4.00, the stroke is 3.48 inch..


Can you bore a Chevy 350 090 over?

You can bore a 350 .090 over, but the thing is the bore is so big that the cylinder walls are about a hair line thickness apart. In order for the engine to accept the bore and punishment of the shear power, the 350 Block must be casted with extra carbon to strengthen the block.


What is the measurement of a bore of sixety over on at Chevy 350?

A typical bore size for a Chevy 350 engine is 4.000 inches. A bore measurement of "sixty over" indicates that the bore has been increased by 0.060 inches, resulting in a final bore size of 4.060 inches. This modification is common in engine rebuilds to increase displacement and improve performance.


What is the cylinder size of 350 engine bored 040 over?

4.040". The standard bore is 4.00".


What is the bore of a 350 Chevy engine?

4"


What is displacement of 350 bored 30 over?

Displacement of "350 bored 30 over" seems to refer to an engine specification, likely indicating a 350 cubic inch engine with a bore size of 30 over (30 thousandths of an inch larger than the standard bore). This means the engine's cylinders have been bored out to accommodate larger pistons, increasing the engine's displacement. The exact displacement can be calculated based on the new bore size and the stroke of the engine. However, additional information, such as the stroke length, is needed for a precise calculation.


What the difference between 305 and 350 Chevy engine?

Primarily the bore size. The 305 has a bore of 3.74 and the 350 is a 4.0 bore. They share the same stroke on the crank. And no, you can't bore a 305 to a 4.0 bore.


How do you turn a Chevy 350 to a 355?

Bore it .030 over. A 350 has a 4 inch bore. When you go .030 over, the cid., becomes 355.


What is the bore size for a 030 over 350?

4.030"


What is 383 small block engine?

350 block, 400 crank. Main journals must be turned to accept 350 bearings. Stock bore is 377. .030 over is 383.


What is the the stroke bore of gm 350 zz4 crate engine?

3.48 inches.