14004-F5901 MANIFOLD EXHAUST / Lookup Code 14004 (1) Supersession(s) 14004-F5900; 14004-P9007; 14004-P9008; 14332-P9008 (2) 14004-F5901 Exhaust Manifold is Lookup Code 14004 in the diagram attached as resource.png (1) Part Fitment (1) ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Make Model Year Trim Engine Important vehicle option details ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Nissan 280ZX 1980-1983 GL 6 Cyl 2.8L L28ET ------------------------------------------------------------------------------------------------------------------------------------------------------------------ 1) https://www.nissanpartsdeal.com/parts/nissan-manifold-exhaus~14004-f5901.html 2) https://parts.nissanoflumberton.com/p/89413833/14004-F5901.html 3) N/A 4) https://forums.hybridz.org/topic/72943-differences-in-turbo-exaust-manifolds/ 5) https://www.ebay.com/itm/Datsun-Nissan-Turbo-Exhaust-Manifold-L24-L26-L28-240Z-260Z-280Z-/193711129294 (Pictures) 6) https://www.ebay.com/itm/225281502812 (Pictures) ___________________________________________________________________________________________________________________________________________________________________ The vehicle options this part fits Nissan 280ZX (1) Production Date: 12/1980- Fitting Vehicle Options: L28ET ___________________________________________________________________________________________________________________________________________________________________ Product Specifications Lookup Code 14004 Manufacturer Part Number 14004-F5901 Part Description Manifold Exhaust Item Dimensions 21.7 x 6.6 x 4.5 inches Item Weight 21.30 Pounds Replaces 14004-P9008, 14004-P9007 ___________________________________________________________________________________________________________________________________________________________________ Additional Information: (4) 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 (see turbomanimeasure.jpg) 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. ___________________________________________________________________________________________________________________________________________________________________