SHOULDERED C630 BRONZE VALVE GUIDE : OPTIUNE - OVERSIZE (+0,025'')
Brand: KIBBLEWHITE
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 special valve guide seals (sold separately)Made in the USA
https://shopping.truda.io/product/shouldered-c630-bronze-valve-guide-optiune-oversize-0025
Precision-machined from nickel bronzeNickel content of 5% produces superior resistance to wear, and the approximately 80% copper content delivers outs