This is a top overhaul kit featuring 2 new aftermarket pistons for the 447 ultralight aircraft engine, moly coated & hard crowned for low friction w/dual rings, pins, circlips, caged bearings, full major overhaul gasket w/ crank seals kit as shown. This set exceeds the MFGs specs, designed to replace the oem elkos in all respects.
Engineered to provide the best possible path for combustion chamber heat transfer to the cylinder walls.
All pistons, rings, pins and circlips are manufactured to OEM specifications.
All individual components are interchangeable with original parts.
Piston weight compatible with original piston
These are becoming hard to get, get while they last.
Smoother running due to better balance, stronger and better heat transfer. These are hard anodized crowned and feature moly coated skirts for reduced friction and heat.
We run em in our trikes and use them in our shop for the past 10+ years.
This is set is for 67.75 mm 1st oversize bore 447 rotax.
International orders will be billed an additional $78. for express mail shipping via pay pal. Canada is less.
