Harley Davidson Evolution Leak

When this happens some unmetered air finds its way into the motor engine.

Harley davidson evolution leak. The picture was taken in 1979. Apart from the leaks from the air cleaner and primary chaincase there are other places where oil can leak from on Harley motorcycles. Oil leaks were becoming a big problem with both the consumer and the EPA.

Harley-Davidson began attracting a less forgiving clientele with the Evolution. Harley-Davidson Recalls Touring Models Over Oil Leak Hazard. Originally offered in a 1340 cc version the Evolution engine was manufactured with aluminum cylinders and heads.

The valve cover gasket on a Harley-Davidson Evo Blockhead engine is traditionally called the rocker cover gasket. Where Does The Oil Leak From On A Harley Davidson. All you need is a can of penetrating oil like WD-40 with.

This is a common problem not only on the Evolution Sportster but on the Big Twin Evolution engine as well. If playback doesn. This article applies to the Harley.

Although the Evolution was praised for its reliability keeping the engine at its operational peak required regular oil changes every 2500 miles. National Highway Traffic Safety Association. Harleys dont leak oil they mark their spot.

Harley Davidson Evolution Motor Disassembly Part 1. It applied and it gets drawn in where the gasket leaks. The valves are inside the rocker box.