1990 90 hp force compression test

[bobbyrod]

how do i do a compression test

how do i do a compression test on 1990 90 hp force

 

[justintime]

"google it<[img]"http://www.ma

"google it

"

 

[maurod]

"buy a compression tester at a

"buy a compression tester at an automotive parts store(no need for something fancy) remove top plug, screw in compression tester, have someone crank motor for a few seconds,and check gauge. repeat process for middle, then lower plugs. and if you havent already, get a manual.

good luck,

mauro"