tranny's ordrives?
 

I am having a problem with one ofmy motors not coming up to rpm this is the second motor in the same location and both motors fell short 400 rpm from the other motor in the boat. any suggestions would be alot of help
thanks
steve:evilb:

a little more info may be needed, 1987 formula 357 sr-1
trs drives, borg warner velvet tranny's
blew original 420hp built new 540ci motors, new gauges,
thanks for the help:evilb:

Steve,

You have to check your Tachs. I have the same problem on my boat and when I checked the RPM with my digital timing light one tach was 150 RPMs low and the other was 250 RPMs high.So mine are also about 400 off above 4000.

Anthony