PerTronix Advance Spring Kit for PTX Billet Distributors SPBL1 1972 Oldsmobile F85 CID 455

1972 Oldsmobile F85 CID 455

1992-1994 Chevrolet Commercial Chassis

1975-1985 Ford E-150 Econoline

1/2-inch lowering per spacer

1-Piece Rear Main

PerTronix Advance Spring Kit for PTX Billet Distributors SPBL1 1972 Oldsmobile F85 CID 455PerTronix 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.