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View Full Version : ?what psi on 440 wisco 11.1 pis


holeshot19
02-27-2003, 10:08 PM
what psi reading on 440 weisco piston 11.1
Scott400EX
02-27-2003, 10:38 PM
9.5:1 its not truely 11.1
holeshot19
02-28-2003, 01:14 AM
is after this is installed with a comp gauge what kind of compression reading did u get in psi