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sicknasty360
03-18-2008, 01:22 AM
Can anyone tell me what the stock compression should be on our trucks?

BryanRT360
03-18-2008, 01:42 AM
9.5 - 1

sicknasty360
03-18-2008, 01:53 AM
really? i thought it was more like 8.9:1

BTLFED R/T
03-18-2008, 03:04 AM
really? i thought it was more like 8.9:1

You are correct! :biggthumpup:

Typer00_0371
03-18-2008, 04:03 AM
if you're talking about numbers on a compression test i've seen them around 175-190 across the board. on a good tight motor.

and yes 8.9:1 is the compression ratio