Tuesday, 1 May 2012

aprilia RS 125 compression testing RS125

aprilia RS 125 compression testing is important on a 2 stroke and give an idication of piston / rings wear and general engine wear and tear .

aprilia rs125 compression tester

Here are some good compression testers see here on Ebay uk or Here on Amazon uk

heres a video of a compression test and below some typical results and there general meanings.

To do a compression test properly -

Warm engine to operating temperature

Remove spark plug

Screw in compression tester

Open throttle wide open

Engine kill switch off

Hold starter button for a few seconds until maximum pressure is achieved

As a guideline:

80 psi - should be struggling to start no long left till failure

100 psi - very low change rings /  barrel
120 psi - rings wearing

150 psi - rings in as new condition for stock machines

180 psi - rings in as good condition for tuned machines

find your aprilia rs125 workshop manual here 

aprilia rs125 troubleshooting

aprilia rs125 will not start 


see more Aprilia RS 125 posts here 

thanks for reading the Aprilia rs 125 owners blog  , if you would like to support us you can by  buying your Aprilia RS 125 here on ebay uk  or buying  parts for your Aprilia RS 125 parts here on Ebay UK ,  or you can buy An aprilia rs125 haynes manual off Amazon UK here or for RS 125 accessories at Amazon uk here 

BUY the ultimate Aprilia RS 125 workshop manual bundle HERE

You can also visit our sponsors website 125 sportsbikes and spares here .

Visit chinas Ebay and buy motorcycle products direct cheap and safely here 

No comments:

Post a Comment