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Instruction Sheets for Part Number ALM-A557
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ACCEL Motorcycle Mallory Electronic Advance Distributors A557
Part Number: ALM-A557
ACCEL Motorcycle Mallory Electronic Advance Distributors
Distributor, Electronic Advance, Harley-Davidson®, Each
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Estimated Ship Date: Nov 23, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
A557
Part Type:
Product Line:
Summit Racing Part Number:
ALM-A557
Item Number:
1333911
UPC:
743047415191
Distributor Cap Included:
Yes
Ignition Coil Included:
No
Ignition Module Included:
Yes
Computer-Controlled Compatible:
No
Trigger Style:
Optical
Advance Type:
Electronic
Ignition Box Required:
No
Mechanical Tach Drive:
No
Slip Collar:
No
Distributor Gear Material:
Iron
Distributor Gear Rotation:
Standard
Housing Material:
Aluminum
Housing Finish:
Machined
Marine Use:
No
Remanufactured:
No
Quantity:
Sold individually.
ACCEL Motorcycle Mallory Electronic Advance Distributors
Now you can retrofit your earlier distributor-equipped Big Twin or Sportster for the modern world with ACCEL Mallory electronic advance distributors. With these electronic advance distributors, you have the option of running either single or dual fire mode with the appropriate coil and 14 preset advance curves to cover stock to high-compression engines. The modules also feature on-board rev limiting, an LED for easy static timing, and will work with or without VOES input. These Mallory distributors from ACCEL have a machined aluminum housing offering superior heat sink capabilities. They can be installed without the removal of stock heads and barrels. Update your ride and enjoy the benefits of these ACCEL Mallory electronic advance distributors.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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