piston ring install
Piston ring installation instructions.
We see more then a few MYSTERIOUS broken during shipment ring problems.
With hopes that we might overcome this problem, we are including some basic installation
We see more then a few MYSTERIOUS broken during shipment ring problems.
With hopes that we might overcome this problem, we are including some basic installation
instructions to avoid
breakage by the installer.
1- Remove and clean old cylinder and piston- It is best to emory the cylinder in a 45 degree
1- Remove and clean old cylinder and piston- It is best to emory the cylinder in a 45 degree
cross motion from the
bottom of the cylinder. Check for all rough edges and scoring,
then flush with raw fuel.
2- Carefully install rings on a clean piston, take care to align the groove pin with the ring ends,
2- Carefully install rings on a clean piston, take care to align the groove pin with the ring ends,
turn the
cylinder upsidedown and install the piston carefully down to the wrist
pin hole.
(SEE VIDEO BELOW) - Note: Arrow on top of
piston points toward exhaust .
3- Replace base gasket and slide cylinder/piston combo onto cylinder studs, align rod with
3- Replace base gasket and slide cylinder/piston combo onto cylinder studs, align rod with
wrist pin hole, install
pin and clips. Insert cylinder the rest of the way to the case.
4- When starting for the first time, kick over gently and do not rev engine excessive until rings
4- When starting for the first time, kick over gently and do not rev engine excessive until rings
have worn in. It
is sometimes best to allow the bike to idle for a few minutes, let cool
and
repeat several times to allow rings to properly
seat within the cylinder.
HINT: A little extra 2 stoke oil will never hurt on a new set of rings.
We no longer replace RINGS - broken during shipment.
HINT: A little extra 2 stoke oil will never hurt on a new set of rings.
We no longer replace RINGS - broken during shipment.
To see the ring install video see