Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RL65-4 found under Rocker Arm Engine Poppet Valve by Tecumseh Products. The National Stock Number assigned to this part is 2805003613168, and the Federal Supply Class is 2805 Gasoline Reciprocating Engines Except Aircraft And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RL65-4.