Porsche Heater Control Box - Right - Stainless Steel - 911/912 65-86 901-211-008-22 993-512-521-00 The "053" tensioner was the

The "053" tensioner was the last non-pressure fed hydraulic unit

Porsche Engine tune up for for 911SC models (1978-1983) with a 3

Switch is the bullet connector type and comes with two keys

Porsche Driver's manual for 996 GT2 models as was supplied when the car was new

One cable required per car

Porsche Heater Control Box - Right - Stainless Steel - 911/912 65-86 901-211-008-22 993-512-521-00 The "053" tensioner was thePorsche Losing heat in your passenger compartment? If your hoses and cables are all good then you will need this part. The later control box is commonly used, but this part is correct for earlier 911 and 912 models. Stainless steel. For models starting in 1974 or later (911 912E 930) each box will need Heater Box Connecting Sleeve, part number 911. 659. 119. 00, to make it work and fit.