Sifton steel "R" type intake valve with 1-15/16" head. intake valves are 3.68" long.

VT No: 11-0665
OEM No: 18070-70R
Sifton steel "R" type intake valve with 1-15/16" head. intake valves are 3.68" long.
R" type valves are .080" longer than the stock valves and have a tulip shape head for maiximum flow. Value face diameters are also larger which require a larger seat ground in the the head.
Fits:
XL 1970-1985
UOM: 1 - EA
Country of Origin: Imported

Manufacturer: Sifton
2018 Catalog pages: 852

2017 Catalog Page: 852

V-Twin Manufacturing Part Number: 11-0665
Manufacturer:
Manufacturer Part Number:

Harley-Davidson & Indian OEM Cross Reference Part Numbers: 18070-70R