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8LHA2022R - High Output Alternator

  • Front Dim Drawing
    8LHA2022R Front Dim Drawing
  • Rear Dim Drawing
    8LHA2022R Rear Dim Drawing
  • Side Dim Drawing
    8LHA2022R Side Dim Drawing
  • Output Curve
    8LHA2022R Output Curve
  • Wiring Diagram
    8LHA2022R Wiring Diagram
Product Specifications
Spec Value
Item number 8LHA2022R
Sales number 110-250
Series number 8LHA/P
Special Note Conditions Of Usage
Warning: Prestolite Products are not approved for Aviation applications!
System voltage 12
Output 90
Mounting style J-180
Dimensions in INCHES
Housing coating RAW
UL Approved No
Mounting bolt size 1/2-13 UNC
Positive stud size 5/16-24 NF
Negative stud size 1/4-28 NF
Rectifier location INTERNAL
Shaft diameter 7/8 INCH
Excitation type Self Excite
Regulator location Integral
Regulator number 8RG2023A
Diode trio No
Pulley included No
Lamp driver No
Adjustable regulator Yes
Remote sense No
Smart check No
Batteryless No
Region Priority / Status
USA / Canada Not currently available
United Kingdom / Europe Not currently available
Technical Bulletin
Title / Link Description
8RG Reg Changeout Procedure 8RG regulator changeout procedure for 8LHA, 8LHP, LBA, LBP, BLD, BLP series alternators
TSB-1147_Reg-Changeout_8LHA-8LHP-LBA-LBP-BLD-BLP.pdf (1.2 mb)
Parts Breakdown
Title / Link Description
8SA/8LHA Series Alternators 8LHA2011R-8SA2032R,
Rev. 8/89
8SA_19_parts_list.pdf (619 kb)
Other Numbers We Use
Type Number
National stocking number 2920-01-250-7165
Numbers Our Customers Use
CompanyPart number
MACK TRUCKS INC 2742 274210250
Cross Reference Numbers
CompanyPart numberComment
FORD FIHS-10346-BA  
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