14004 INDEX OF EXHAUST MANIFOLDS 280ZX | LOOKUP CODE 14004 (1 & 2) Part Number Description Fits the following Vehicles Notes ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14002-W4800 Manifold-Exhaust 1982-1983 Nissan 280ZX GL, NON GL 6 Cyl 2.8L L28E Replaces: 14004-W4800 ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14004-F5400 Manifold-Exhaust 1980-1983 Nissan 280ZX GL, NON GL 6 Cyl 2.8L L28E ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14004-F5901 Manifold-Exhaust 1980-1983 Nissan 280ZX GL 6 Cyl 2.8L L28ET Replaces 14004-P9008, 14004-P9007 ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14004-P7100 Manifold-Exhaust 1979-1980 Nissan 280ZX GL, NON GL 6 Cyl 2.8L L28E ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14004-P8200 Manifold-Exhaust 1979-1981 Nissan 280ZX GL, NON GL 6 Cyl 2.8L L28E ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14004-P9008 Manifold-Exhaust 1980-1983 Nissan 280ZX GL, 6 Cyl 2.8L L28ET Replaced by: 14004-F5901 ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14004-U8710 Manifold-Exhaust 1979-1981 Nissan 280ZX GL, NON GL 6 Cyl 2.8L L28E Replaced by: 14004-U8716 ----------- ---------------- -------------------------------------------------------------- --------------------------------- 14004-U8716 Manifold-Exhaust 1979-1981 Nissan 280ZX GL, NON GL 6 Cyl 2.8L L28E Replaces: 14004-U8710 ----------- ---------------- -------------------------------------------------------------- --------------------------------- ___________________________________________________________________________________________________________________________________________________________________ Additional Information: (3) The US spec turbo manifolds all look exactly the same on the outside, but may have several different casting numbers: KN2, KN3, KN4, KN7, KN11 Specifications: Casting Dimensions Turbo flange Number Weight A (diagonally) B (between bumps) C (top to bottom) inner diameter KN2 17.1 lbs 25.80 mm 23.10 mm 38.50 mm 43.60 mm X 57.20 mm KN11 24.93 mm 22.23 mm 39.27 mm 47.29 mm X 57.47 mm -------------------------------------------------------------------------------------------------------------------------------------------------------------------- There are two notable differences with L28ET manifolds. One version has a 'forward' location of the turbo, the other version has a 'rearward' location of the turbo. Also there is a Euro Manifold, which has 1-5/8" runners and a hole for the turbo that doesn't have a big bump restricting flow to the scroll. -------------------------------------------------------------------------------------------------------------------------------------------------------------------- 1) https://www.nissanpartsdeal.com/ 2) https://parts.nissanoflumberton.com/ 3) https://forums.hybridz.org/topic/72943-differences-in-turbo-exaust-manifolds/ _____________________________________________________________________________________________________________________________________________________________________