Hooker 12 mm x 1.75 Thread Bolt - 4.724" Long - Hex Head - Grade 10 - Nuts Included - Steel - Zinc Plated - Engine Mount - GM LS-Series/LT-Series 29004BK 16-1/4 x 15-5/8 in

16-1/4 x 15-5/8 in

1971-1975 Chevrolet Bel Air CID 327

Yellow rubber Handle

They feature a 3/8" NPT inlet fitting and a 1/8" pipe fitting with plug for a fuel pressure gauge

Compatible with Factory OE Style Spark Plug Wires - No Need to Use Special Boot or Heat Wrapped Plug Wires

Hooker 12 mm x 1.75 Thread Bolt - 4.724" Long - Hex Head - Grade 10 - Nuts Included - Steel - Zinc Plated - Engine Mount - GM LS-Series/LT-Series 29004BK 16-1/4 x 15-5/8 inProduct Description: Bolt 12 mm x 1. 75 Thread 5. 906 in Long Hex Head Grade 10 Nuts Included Steel Zinc Plated Engine Mount GM LS Series LT Series Kit In 1962 Gary Hooker designed a header for his new 409 Chevrolet. He immediately found a demand for this header from other racers in the area. It was not long before Gary had hired employees and was operating Hooker Headers out of a building in South Ontario, CA. The Hooker philosophy was simple make