1956 GMC PM250 Ignition Boxes & Controllers
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- PerTronix®Wire Harness and CapacitorGMC PM250 5.2L / 5.3L 1956, Wire Harness and Capacitor by PerTronix®. From replacement wiring harness to adjustable vacuum advance canisters, lockout kits and mechanical advance kits, they have the parts to get your HEI distributor back...Digital performance solutions give you more power and more features in a smaller packageInnovative technology for superior operation and rugged dependability under harsh conditions$30.95
- Holley®EFI™ Crank Trigger KitGMC PM250 5.2L / 5.3L 1956, EFI™ Crank Trigger Kit by Holley®. Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed & position signal to Holley EFI systems in the most-demanding, high horsepower, racing...Crank wheel centers off of the balancer’s hub, eliminating the need for a centering ringAll billet, 6061-T6 aluminum sensor mounting brackets with “bright-dipped" black anodized finish & Laser etched Holley EFI logo$559.95