# 2574 – Chevy LS3 Billet Manifold/Rectangle Port (EFI) [71 Series] To increase performance through even distribution of air and fuel to each cylinder, The...
Big Block Chevy Manifold 4.4 inch. Big Block Chevy tall Manifold 4.69 inch. To increase performance through even distribution of air and fuel to each...
Big Block Chevy Manifold 4.4 inch. Big Block Chevy tall Manifold 4.69 inch. To increase performance through even distribution of air and fuel to each...
Fits standard 23˚ heads, early to 1986 applications. Later years require manifold modification. * Please call for details. 208-985-7650 To increase performance through even distribution...