KELCH 7J200474 Quarter Turn Gas Cap Wih Chimney Vent In The 10" Length This Quarter Turn Vented Kelch Gas Cap Is 10" Long With The Chimney Style Vent In The Gauge Face Center These Gas Caps Work On The Steel Tanks That Use A Quarter Turn Style Gas Cap Your Tank Needs To Be At Least 10 1/4 " Deep For This Gas Cap To Work Made in the U.S.A.