Questions & Answers for: how to lap valves

...to push down on the valves and remove the springs and the should drop out bottum. Then do opposite to install. Make sure you lap them. You need a lapping tool, you can get from most auto parts

lapping the valves on 94' yzf750 I lapped the valves on my yamaha and tested to see if it seated good so I sprayed some carb cleaner down the ports and 4 out the the 20 valves did not leak but the ...

...Is it smoking while running. Hello yes you can change the valve your self, you will just have to lap the new valve in properly befor refitting the head. Lapping I mean reseting the new valve in so ...

...sound like they did not check valve height. or you have the valve to tight. valve are over ...

...come out muffler Sounds like Intake valve gap is bad and there is gas in the oil ? Valves cleaned, lapped and head gasket redo . Not too spendy. About 25 dollars total for everything. The lapping ...

How to replace a valve seat in #4 cylinder on a 1997 Ford Escort LX 2.0 through a mechanic. You can not just replace a valve seat on a 97 ford escort . Is a valve bent ? If it leaking you van replace ...

I need to know what the proper "new" spec for the distance the valve stem should protrude from the head. This is the distance from the head, under the valve spring seat to the end of the valve stem. ...

...may be damaged, worn, or just aged. If the needle valve seat can't be changed, you may be able to lap the needle valve into the old seat or area if part of the carb. This would be very gently done ...

How do I unstuck a valve on a champion generator model46561 Valve probably bent - replace valve - Lap in new valve. Carefully inspect the valve guide, more likely it has moved out of place preventing ...

My Toyota Avanza don't want to start after I fix the new valves, gasket after an overheating Check the compression and valve timing. Did you lap the valves in with grinding paste?