Cylinder compression is too low, hard to start or poor performance at low speed

■ Leaking cylinder head gasket

• Worn, stuck or broken piston ring

• Worn or damaged cylinder and piston

Cylinder compression too high, overheats or knocks

• Carbon deposits on the cylinder head and/or piston crown

Excessive smoke

• Worn cylinder, piston or piston ring

• Improper installation of piston rings

• Scored or scratched piston or cylinder wall

Abnormal noise

• Worn piston pin or piston pin hole

• Worn connecting rod small end

• Worn cylinder, piston or piston rings

• Worn main journal bearings

• Worn crankpin bearings

Engine vibration

• Excessive crankshaft runout


DIY Battery Repair

DIY Battery Repair

You can now recondition your old batteries at home and bring them back to 100 percent of their working condition. This guide will enable you to revive All NiCd batteries regardless of brand and battery volt. It will give you the required information on how to re-energize and revive your NiCd batteries through the RVD process, charging method and charging guidelines.

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