1955-1957 Chevy TRI FIVE Big Block 396 454 502 Fender well Header H60551C- Fit 396 to 502 big block Chevy V8's in 1955-57 Chevy cars with engine in stock location
- Fender well headers require cutting or alteration of the inner fenders
- 2'' Primary with 3.5'' collector to a 2.5'' reducer
- Will require fender well cutting or alteration
- Includes bolts and gaskets