Features/Benefits

• The Housing Is Machined From A Billet Of 6061-T6 Aluminum On A State-Of-The-Art Cnc Machine Producing Exact Tolerances. For High RPM Stability, A .500" Steel Shaft Is Supported By A Sealed Ball Bearing And A Long Sintered Bushing. This Shaft Also Receives A Qpq Coating For Friction Reduction And Resistance To Corrosion. A Precision Machined Reluctor Is Attached To The Shaft Which Triggers The Magnetic Pick-Up Mounted In The Housing. This High Output Magnetic Pick-Up Is The Most Accurate Way To Trigger Your Ignition. Plus, With No Moving Parts To Wear Or Adjust, The Pick-Up Is Maintenance Free! Just Above The Pick-Up Is MSD's Adjustable Mechanical Advance Assembly.
• Different Springs And Stop Bushings Are Supplied So You Can Tune An Advance Curve To Match Your Application.
• Must Be Used With An MSD 6, 7 Or 8-Series Ignition.
• This Is Our Most Popular Performance Distributor! Must Be Used With An MSD 6, 7 Or 8-Series Ignition.

• Engineered to Meet or Exceed OEM Specifications
• MADE IN AMERICA

• OEM Part Number: 85551
• Associated Years: 1975-1981
• Notes: MSD Spark Plug Wires Are Recommended When Using An MSD Distributor (Sold Separately).
• Item Quantity Size: 1 EA
• Shipping Dimensions (LxWxH): 7in x 7in x 18in
• Weight: 5.3 pounds

• CARB Exempt (Executive Order #D-40-39)
• Tariff Code: 8511906040

• Keywords: Distributor, Engine Parts, Ignition