I just did a Compression Test ...
1984 Honda ATC 70 - 4 Stroke
Result's - 120 PSI
I warmed up the motor , choke ON & OFF , Throttle WIDE OPEN !
What do you guy's think ?
Is it time for a re-build ?
Power User
Got the holeshot
Compression TEST - Result's are in !
I just did a Compression Test ...
1984 Honda ATC 70 - 4 Stroke
Result's - 120 PSI
I warmed up the motor , choke ON & OFF , Throttle WIDE OPEN !
What do you guy's think ?
Is it time for a re-build ?
At The Back Of The Pack
Arm chair racerAt the back of the pack
thats fine for a used motor.
Just Too Addicted
Arm chair racerJust too addicted
MY '81 200 runs at 120 psi. Its supposed to be 154psi +-14 but I'm 5280feet above sea level, so that makes a little difference. Personally I think its an ok compression. Its when it gets like to 90psi you should start thinking about rebuild. IMO.
A few wheelers, + an
'73 Honda 49cc Mini Trail
'85 200 Big WHEEL
"Despite the cost of living, its still popular."
Power User
The day begins with 3WW
if you rebuild it, look at a 90 bigbore kit!more powa and stuff.
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Nearly every kind of Honda ATC (plus some custom ones
several Yami Quads (mostly custom built for MX racing)
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Power User
Got the holeshot
Any one in here with a ATC 70 Manual , What does it say for Compression Range ?
Post Up , if you have a ATC 70
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