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Product Summary

322, 364, 401, 425, HEI / Male Cap Type, Natural

  • Specially designed to fit the 322, 364, 401 and 425 Buick Nailheads
  • Has a 12 operation and does not require an MSD Ignition Control
  • Features a simple and clean installation with only three wires to connect
  • The maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range
  • Comes with a CNC machined billet aluminum housing and billet aluminum base

Key Specs

MFG. Part #8524
BrandMSD
Cap TypeHEI / Male

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MSD 8524 Details

The Buick Nailhead is one of the most sought after nostalgic engines for rods and is still providing the smooth power to plenty of Buicks. Nailhead fans can finally get a state-of-the-art distributor to provide the fire! MSD’s Nailhead Distributor is a ready-to-run distributor and is ready to go without the need for additional control box.

  • Fits 322, 364, 401 and 425 Buick Nailheads
  • 12 volt operation
  • Does not require an MSD Ignition Control
  • Accepts HEI style spark plug wires
  • Simple and clean installation with only three wires to connect
  • Powerful built-in module produces a 7.5 amp single spark through high rpm
  • Easy-to-adjust mechanical advance with supplied springs and stop bushings
  • 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 Chromoly 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
  • Nylon pads ensure smooth operation of the advance weights

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Warranties

For warranty information, please visit http://www.msdhelp.com/

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

MSD 8524 Specifications

KEY SPECS
MFG. Part #8524
BrandMSD
Cap TypeHEI / Male
GENERAL
External Ignition Box RequiredNo
Cap Terminal StyleHEI / Male
Advance TypeMechanical and Vacuum
Trigger StyleMagnetic
Hall EffectNo
Sync SignalNo
Trigger SensorsSingle
Gear MaterialIron
Gear RotationStandard
Ignition Box RequiredNo
Mechanical Tach DriveNo
Slip CollarNo
Housing MaterialBillet Aluminum
Housing FinishNatural
Rotor RotationClockwise
Marine UseNo
Sold in QuantityEach
GTIN Code085132085248