C cjdave Member May 19, 2012 #1 Is a compression tester really neccessary? Ifso what mm threads for most small engine needs?
WISCOPROUD Active Member May 20, 2012 #2 its a good diagnostic tool for pointing u in a direction Last edited: May 20, 2012
ILENGINE Lawn Royalty May 20, 2012 #3 It is a good diagnostic tester in some cases. 98% of spark plug threads are 14 mm by 1.25 same as your vehicle. Some of the newer chainsaw and trimmers use a 10 mm. ATV's can be 10, 12, 14 mm. Some of the real old equipment engines were 18 mm.
It is a good diagnostic tester in some cases. 98% of spark plug threads are 14 mm by 1.25 same as your vehicle. Some of the newer chainsaw and trimmers use a 10 mm. ATV's can be 10, 12, 14 mm. Some of the real old equipment engines were 18 mm.
