63-65 Idler Belt - 340 / 360 / 375 Horsepower
Cloth wrapped to give the belt more durability and a more original appearance. All belts have GM logo, part number and vendor I.D. hot stamp embossed just like the original. GM#3843164 1963 All with 340-360HP (idler) 1964-1965 with375HP Fuel Injection Length 37.50"