GM LS1 LS2 LS3 LS6 Cast Iron Rear Exit Exhaust Manfiolds BB Chrysler ¼”-20 x 1” thread:

¼”-20 x 1” thread:

Brass float

Fits Small Block Chev 283-350 engine

Various vehicles with OHV engines such as the Kent 1967-80

GM LS1 LS2 LS3 LS6 Cast Iron Rear Exit Exhaust Manfiolds BB Chrysler ¼”-20 x 1” thread:Brand New Cal Custom GM LS1 LS2 LS3 LS6 Rear Exit Cast Iron Exhaust Manifolds Fits GM LS1 LS2 LS3 LS6 Cast iron Rear exit design helps with clearance issues typically found with headers or centre dump headers manifolds The header set includes 2 manifolds, 2 exhaust manifold flanges, 1 bolt & stud kit Note: Minor modifications may be required for fitment on certain models Professional installation recommended! No instructions included! If your vehicle