MSD Performance (85557): Pro-Billet Distributor with Black Cap for Chevy V8

The most popular performance distributor from MSD Performance is now available with a black cap that includes 316 stainless steel terminals. The housing is machined from 6061-T6 billet aluminum on a state-of-the-art CNC machine to achieve exact tolerances. The 85557 Pro-Billet distributor offers high-RPM stability, a QPQ coating to reduce friction and corrosion, a high-output magnetic pickup for accurate ignition triggering, and no moving parts to wear or adjust. Plus, MSD has included different springs and stop bushings for application-specific curve tuning.

Note: For use with MSD 6-, 7-, or 8-series ignition. Will not accept a vacuum advance canister.

Features

  • CNC-machined billet aluminum.
  • New HEI-style black cap with stainless steel terminals and rotor (accepts Cap-A-Dapts).
  • O-ring seals can be added to modified blocks.
  • Special oil tract improves lubrication to distributor and cam gear.
  • Nylon pads ensure smooth advance weight operation.
  • Mechanical advance assembly can be locked out.
  • Reduced friction on advance plate and weights.
  • Maintenance-free magnetic pickup and precision reluctor.
  • Easy-to-adjust mechanical advance.
  • No CARB exemption order number.

MSD Performance Pro-Billet Distributor with Black Cap 85557

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Though this is not a paid review, this content has been produced by The AAM Group in support of suppliers with whom it has a business relationship.