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Precision-machined from nickel bronzeNickel content of 5% produces superior resistance to wear, and the approximately 80% copper content delivers outstanding heat conductivityCompatible with no-lead fuel and accept any type of valve-stem materialAccept...

WISECO RING SETREPLACEMENT RING SETSEach ring set is for one pistonSee Wiseco ring buyer's guide for detailsSee price list on page ???NOTE: Wiseco rings fit only Wiseco pistons. Yamaha -- YZ 100 -- (1982, 1979, 1977, 1980, 1983, 1976, 1978, 1981); Yamaha...

Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialMade in the U.S.A.

Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialMade in the U.S.A.

Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialMade in the U.S.A.

Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialMade in the U.S.A.

One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce frictionThis process provides resistance to corrosion; wears superior to hard...

Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialOverall length of both intake and exhaust is 1.90"Made in the U.S.A.

Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialOverall length of both intake and exhaust is 1.90"Made in the U.S.A.

Precision-machined guidesManganese bronze guide material is softer than nickel aluminum bronze valve guidesExcellent heat conductivity which promotes long valve lifeGuides can be easily reamed with a battery-operated or electric drill and finished with a...

Precision-machined from nickel bronzeNickel content of 5% produces superior resistance to wear, and the approximately 80% copper content delivers outstanding heat conductivityCompatible with no-lead fuel and accept any type of valve-stem materialAccept...

Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialOverall length of both intake and exhaust is 1.90"Made in the U.S.A.