SBC 350, 4 bolt, "509" block; - auto parts - by owner - vehicle...
350 4 BOLT BLOCK, NEVER BORED, VERY LITTLE RING RIDGE - 509 - .010 /.020 TIN & NICKEL CONTENT - 4 BOLT, 2482 NODULAR IRON MAIN CAPS - DEBURRED WOULD MAKE GREAT RACE OR HI-PERFORMANCE BUILD