Porsche Hastech Engineering Design Porsche 911 65-89 Billet Chain Tensioners H911-390-KIT SMC-613-501-00 OEM and aftermarket to make

OEM and aftermarket to make each seal kit

ensuring an unforgettable driving experience every time

Porsche Straight from the awesome 911 Turbo

Porsche Water hose for the right

Porsche Air deflector gasket for 993 (1994-1998) models

Porsche Hastech Engineering Design Porsche 911 65-89 Billet Chain Tensioners H911-390-KIT SMC-613-501-00 OEM and aftermarket to makePorsche Hastech Engineering's race proven design combines the robustness and safety from jumping of a mechanical tensioner with the self adjustment and dampening effect of a hydraulic tensioner. Easy to mount and adjust without special tools; does not use an oil feed line. Tensioner must be adjusted annually (usually once a race season) per Hastech recommendations. Manufactured by LN Engineering in the USA to Hastech Engineering specifications.