Precision-machined from copper based C63000 nickel-aluminum bronze
Compatible with no-lead fuel and accept any type of valve-stem material
Provide maximum service with chromed valve stems
Feature a tapered nose design for maximum bearing service and minimal port obstruction; improves flow characteristics
2.02″ overall length, .560″ top diameter, accept OEM-style top hat valve seals (sold separately)
Accept OEM lower collar
Overall length is 2.40”
OEM style
Made in the USA
Machined for standard 0.420″ seal.