Porsche Heat Exchanger - Left - 911 83-89 1623103170 911-501-033-00 Short designWith knurlingWith locking pinSurface:

Short designWith knurlingWith locking pinSurface: CVD-TIN coatedMade in GermanyWrench size: T70Total length: 80 mm(Blade) length l1: 28 mmDrive: Square

The secret

For setting camshaft timing on Porsche Boxster (1997-2002) and 911 Carrera (1999-2001) models with 5-chain engines

Dish: 37mm

Engine mount fits the left and right side of 914 (1970-1972)

Porsche Heat Exchanger - Left - 911 83-89 1623103170 911-501-033-00 Short designWith knurlingWith locking pinSurface:Porsche Heat Exchanger For Left Side 911 (1983 1989). Can replace 91. 104S heaters, but stock exhaust must be changed to two inlet pipe system. IMPORTANT: Major modification needed on engine tin ware when installing on 3,2 l engines