MSD 8517 Distributor

Compatible Buick 400, 430 and 455 Buick engines. Must be used with an MSD 6, 7 or 8-series ignition.;<br><br>This distributor uses a high-output magnetic reluctor to fire an MSD Ignition Control. Accurate reluctor signals and spark delivery are the responsibility of the QPQ-coated steel shaft. A sealed ball bearing and long sintered<br>bushing hold this shaft stable at any rpm.<br><br>An adjustable mechanical advance mechanism is mounted on top of the shaft. Nylon pads ensure smooth movement of the fine balanced weights for accurate timing advancement. A variety of advance stop bushings and springs are supplied so you can dial-in a custom curve.;

• CNC machined billet aluminum housing and billet aluminum base
• Must be used with an MSD Ignition Control
• Supplied with an HEI style distributor cap and rotor (accepts Cap-A-Dapts)
• Mechanical advance assembly can be locked out for crank trigger systems
• Polished steel shaft is QPQ coated and guided by a sealed ball bearing
• Easy-to-adjust mechanical advance with supplied springs and stop bushings
• No CARB Exemption Order Number