Comments by "GunFun ZS" (@GunFunZS) on "HumbleMechanic" channel.

  1. Fuel hose and a philips bit chucked into a drill to stick on valve stems for power valve lapping. Worked great. I'll never use one of those stupid suction cup on a stick tools now. Low RPMS...
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  2. Old fashioned concentrated pine sol does a great job without attacking the aluminum or gaskets.
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