PerTronix Advance Spring Kit for PTX Billet Distributors SPBL1 Factory Stock

Factory Stock

1992-1994 Chevrolet Commercial Chassis

1/2-inch lowering per spacer

1-Piece Rear Main

PerTronix Advance Spring Kit for PTX Billet Distributors SPBL1 Factory StockPerTronix D700700 Advance Spring Kit Flame Thrower Billet Distributor. Features: Performance mechanical advance springs. Warranty: 30 months electronics limited 1 year mechanical.; . Pertronix manufactures a broad range of ignition components, including distributor caps and rotors, and related components. They are best known for their point to electric ignition conversion kits, which are available for wide range of domestic and import applications.