PerTronix Advance Spring Kit for PTX Billet Distributors 2010042 The spring holds the button

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

Lund's acclaimed accessories combine the variety and eye-catching good looks light truck enthusiasts need to make a great vehicle even better

813 in Bolt Pattern

Also available with Hedman's Black-Maxx satin black ceramic-metallic finish

1973-1974 GMC P25/P2500 Van

PerTronix Advance Spring Kit for PTX Billet Distributors 2010042 The spring holds the buttonPerTronix 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.