1-5/8" Big Tube Ultra Heater Box Kit Type-3 This dual circuit master cylinder

This dual circuit master cylinder will work on older and newer cars as an update when you upgrade to four wheel disc brakes

2-Speed Motor Negative Ground

NON VACUUM ADVANCE

Part# Description Idle Jet

1-5/8" Big Tube Ultra Heater Box Kit Type-3 This dual circuit master cylinderUntil now the classic VW enthusiast has had to make the choice between running a high performance 1 5 8" exhaust header system or to keep a functioning heater in their car. Well friends, the day has come where now you can have the best of both worlds withAC Industries'new 1 5 8" Big Tube Ultra Heater Boxes! AC Industries' 1 5 8" Big Tube Ultra Heater Boxes are the only performance production heater box to feature a premium O. E. style cast aluminum