Are a direct replacement for OEM coils and produce 10% more spark energy. All MAXX Performance coils feature American engineered high tech bobbins, high temperature shock resistant epoxy, magnetically optimized silicone steel cores and use brass contacts to further enhance the transfer of spark energy to the spark plug. 3 MAXX Performance replacement ready to run vacuum advance distributor. For increased stability, a sealed ball bearing is used to guide the shaft. Small cap dimensions: 3 5/8" wide x 3 3/8" tall.
Can be easily converted to mechanical advance. CNC machined billet aluminum housing. Polished steel shaft is QPQ coated and guided by a sealed ball bearing. Supplied with bolt down distributor cap and rotor.IMPORTANT : This item will fit ONLY those applications provided above and will not fit any other applications. The item "Billet Distributor 8.5mm Spark Plug Wires Coil Oldsmobile 330 350 400 425 455" is in sale since Sunday, December 24, 2017. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Ignition Systems\Distributors & Parts". The seller is "maxx-performance-products" and is located in Hackensack, New Jersey. This item can be shipped worldwide.