
MSD IGNITIONPART NUMBER: 121-83831
Distributor Pro Billet Ford Y- Block
$71895$799.95You Save$81.00
- Distributor Pro Billet Ford Y- Block
- Easy Installation Accepts Factory Connectors
- High Quality Cap And Rotor With Brass Terminals
- Provides Accurate Spark Delivery
- Billet Aluminum Housing
- Ball Bearing Assembly Guides
- Oversized Steel Shaft
- QPQ Coating To Reduce Friction And Corrosion
- Must Be Used With MSD 6/7/8/10-Series Ignitions
- Vacuum advance canister for improved economy (can be locked out)
- CNC machined billet aluminum housing and billet aluminum base
- Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range
- Polished steel shaft is QPQ coated and guided by a sealed ball bearing
- Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction
- Mechanical advance assembly can be locked out for crank trigger systems
- Advance weight pins are staked and tig welded to the plate
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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Part TypeDistributor
BrandMSD IGNITION
Package Height7.0
Package Width7.0
Package Length18.0
Weight5.7 PG
Part CategoryPerformance Parts
Distributor TypeOEM
Part FitmentSemi Universal
Engine Make/SizeFord 221-351
Vendor Part Number83831
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations