PerTronix Advance Spring Kit for PTX Billet Distributors 2010042 Ford Fullsize SUV 1980-96

Ford Fullsize SUV 1980-96

1991-1994 Isuzu Pickup

Indexing positions the ground strap of the spark plug properly for best piston dome clearance and un-shrouds the electrode for a more even burn and possible gains of 5-15 horsepower

The spring holds the button captive so that it can't be dropped underneath the car or into some hard-to-get-at area of the chassis

1973-1974 GMC P25/P2500 Van

PerTronix Advance Spring Kit for PTX Billet Distributors 2010042 Ford Fullsize SUV 1980-96PerTronix 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.