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DescriptionRemoved pistons and cylinders from my 1978 R100/7 and putting on Nikasil ones. Bike had low compression, 125psi approx., so decided to change. Pistons are 94.21. Also have the gasket kit for them. $350 for both plus shipping. Will drive to border at Oroville, WA, and ship by UPS / USPS from Zip 98844.