Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialAccept special valve guide seals (sold separately)Made in the U.S.A.
Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialAccept special valve guide seals (sold separately)Made in the U.S.A.
Precision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialAccept special valve guide seals (sold separately)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.