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MSD Pro-Billet Distributors Distributor - Pro-Billet - Magnetic Trigger - Mechanical Advance - Chevy - Big - Small Block
Brand: MSD
Mfr Part #: 85551
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Must be used with an MSD 6 7 8 or 10 series or comparable aftermarket ignition. Supplied with a cap and rotor. Dimensions are taken from the top of the installed distributor to the block and at the widest part of the distributor base. Does not include vacuum advance. Replacement parts: Distributor cap: MSD-8437 (more...)
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| Vehicle | Years |
|---|---|
| Chevrolet K2500 Cheyenne |
1988 - 1998
|
| Chevrolet K2500 Silverado |
1988 - 1998
|
| Chevrolet K2500 Scottsdale |
1988 - 1990
|
| Chevrolet K2500 Suburban |
1992 - 1999
|
| Chevrolet K2500 Suburban Silverado |
1992 - 1994
|
| Chevrolet K2500 WT |
1994 - 1998
|
| Chevrolet K2500 |
1994 - 1997
1999 - 2000
|
| Chevrolet K2500 Suburban LS |
1995 - 1999
|
| Chevrolet K2500 Suburban LT |
1995 - 1997
|
| Chevrolet K2500 LS |
1999 - 2000
|
MSD
1490 Henry Brennan Drive
El Paso, TX TX
Website: www.msdignition.com
Phone: 915.857.5200
Today MSD Ignition encompasses over 84,000 square feet! There are over 400 employees including an excellent core of highly trained engineers, technicians, assembly specialists and a host of performance enthusiasts. Together, our team designs, develops, tests and manufactures the entire line of MSD products including Ignition Controls, Coils, Timing Accessories and Spark Plug Wires and Accessories. MSD, housed in three buildings includes four engine dynos, two chassis dynos, complete CNC and machining centers, modern shipping and packaging areas plus assembly and burn-in departments. MSD Ignition products are the finest ignition components you can install on your car whether it\'s a daily driver, dirt tracker, 4-wheel drive, a seven second Pro Stock car or Big Foot. MSD is your exclusive performance ignition company and we thank you for your interest and support.
Description for MSD part# 85551
Must be used with an MSD 6 7 8 or 10 series or comparable aftermarket ignition. Supplied with a cap and rotor. Dimensions are taken from the top of the installed distributor to the block and at the widest part of the distributor base. Does not include vacuum advance. Replacement parts: Distributor cap: MSD-8437 MSD-8435 Distributor rotor: MSD-8462 MSD-8467 Cap-A-Dap: MSD-8445 Distributor gear: MSD-8531 MSD-8471 (Bronze) Oversized gear: MSD-8472 (Bronze)MSDs most popular performance distributor. Features include a 1/2 in. steel shaft supported by a sealed ball bearing and a long sintered bushing for high speed stability. A precision machined reluctor is attached to the shaft which triggers a high output magnetic pickup mounted in the housing. With no moving parts to adjust or wear the pickup is maintenance free. Different springs and stop bushings are supplied so you can create an advance curve to match your application. MSD Pro-Billet distributors are the finest performance and racing distributors available. The distributor housing is CNC machined from 6061-T6 billet aluminum to within +/- 1/1000 in. producing a housing thats stable lightweight and less prone to flex. MSD also uses an upper-sealed ball bearing to guide the distributor shaft preventing shaft wobble at high rpms. The shaft is polished and QPQ coated to minimize friction and allow the distributors to operate through 10000 rpm. This Pro-Billet distributor comes with a race rotor alkyd cap and has a CNC-machined billet aluminum base. This distributor also features two O-rings at the bottom of the housing for improved oil control and a small oiling hole at the distributor base for better distributor and cam gear oiling. One of the most important features of this distributor is the adjustable mechanical advance assembly. This assembly sometimes referred to as a centrifuge allows you to accurately and easily modify the advance curve to match your specific application. A variety of timing curves can be achieved simply by changing the advance springs or stop bushings. The stop bushing determines the amount of mechanical advance that can be achieved.Not legal for sale or use on pollution-controlled vehicles.
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