Description
Precision timing is the difference between a competitive lap and a championship run. The MSD Reluctor Keyed Plus/Minus 10 Degrees gives you adjustable ignition timing at three positions—0, +10, and -10 degrees—without breaking down your distributor. Built for circle track racers who demand repeatability, reliability, and the ability to dial in performance in real time.
Key Features:
- Keyed design, three positions
- Dual hall-effect pickups
- Reduced rotating mass
- Enhanced signal accuracy
- Professional circle track rated
- Bolt-on MSD compatible
Specifications:
- Part Number: 8627
- Adjustment Range: 0, +10, -10 degrees
- Application: Circle track racing
- Pickup Type: Dual hall-effect
- Material: Precision-engineered reluctor
- Fitment: MSD distributors only
- Installation: Bolt-on






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