RPM Module Kits include five modules in 200 rpm increments. 1996-audi-a6-quattro-esi8808720 Coil Spring - Conventional -

Coil Spring - Conventional - 5 in OD - 16 in Length - 175 lb/in Spring Rate - Rear - Steel - Red Powder Coat - Each

EGT Probe - Competition Series - 3/16 in Diameter Probe - 10 ft Wire - Each

The rotor tip is machined to help dissipate heat from the rotor tip and secured with a screw for high rpm racing applications

095 in Wall Tubes - Sprint Car - Set of 10

Helmet Shield - Z-15 Series - Clear - FSA-3 Model Helmets - Each

RPM Module Kits include five modules in 200 rpm increments. 1996-audi-a6-quattro-esi8808720 Coil Spring - Conventional -ach kit is within a 1,000 rpm range. For example, the PN 8745 is supplied with: 5,000, 5,200, 5,400, 5,600, 5,800 modules.