TBS 6V-71 polished alum. gas blower. This blower has 6V-71 rotors for engines that are under 350 cubic inches. The blower uses double lipped teflon seals to provide superior seal and uses billet rear bearing plate,front bearing plate, and billet front gear cover for maximum strength and gives a superior polish. A single or dual 4150 carb. adpt. can bolt to the top of the blower. This blower case is made from forged alum. to give maximum case strength and the best polish job on the market.