Variant 1
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 31858-08
- Calibration
- 31858-08
HARLEY DAVIDSON · J1850 ECU
HARLEY DAVIDSON Heritage J1850 tuning files
Tuning file coverage for the HARLEY DAVIDSON Heritage running the J1850 ECU. The matched variants sit between 67 and 67 HP from the factory. 10 distinct variants are catalogued here. Stage 1 and Stage 2 are the safe starting points for this platform. Each file is tied to the precise software on your car and checked before it goes out.
Available solutions
Applicable work for the J1850 on this vehicle. The available set firms up once the exact engine and software are known.
Engine variants & ECU software
10 distinct variants for the HARLEY DAVIDSON Heritage on the J1850 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 31855-08A
- Calibration
- 31855-08A
Variant 3
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
Variant 4
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 32902-07D
- Calibration
- 32902-07D
Variant 5
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 34383-08A
- Calibration
- 34383-08A
Variant 6
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 34454-07E
- Calibration
- 34454-07E
Variant 7
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- ECU SW
- 176
- ECU HW
- 32899-07H
- SW upgrade
- 32899-07H
- Calibration
- 32899-07H
Variant 8
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 32901-07G
- Calibration
- 32901-07G
Variant 9
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 32901-07H
- Calibration
- 32901-07H
Variant 10
ECU- Catalog engine
- 96cu 1584cc 67HP
- Controller brand
- DELPHI
- ECU
- J1850
- Stock power
- 67 HP
- SW upgrade
- 34460-07D
- Calibration
- 34460-07D
Related vehicles
Other vehicles built on the J1850 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the HARLEY DAVIDSON Heritage on the J1850?
Stage 1, Stage 2. The exact set depends on the specific engine and software version.
Do you cover the J1850 ECU software on this model?
Yes — the HARLEY DAVIDSON Heritage on the J1850 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.