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MERCURY 454/502 MEFI CUSTOM CALIBRATION
MERCURY 454/502 MEFI CUSTOM CALIBRATION
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Regular price
$771.15
Sale price
$771.15
Regular price
$795.00
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Mercury's 454/502 combination from 1993 to 1999 was an extremely popular system and was a great building block for more power. Whipple engineers can develop a custom calibration for all 454/502 Mag's that maximizes the engines power capacity with maximizing the calibration to match your engine setup. Whether you've added a supercharger, new cam, heads or even bigger cubic inch. With full control over the ECM's functions and 25+ years of experience, Whipple can help make your combination powerful and reliable.
| GM Part # | MEFI Type |
| 16159919 | MEFI-1 |
| 16189069 | MEFI-1 |
| 16220371 | MEFI-1 |
| 16234539 | MEFI-1 |
| 16237009 | MEFI-3 |
| 16236999 | MEFI-3 |
| Engine Control Module Identification | ||
| Model | Serial Number | ECM Type |
| MCM 454 Mag MPI | 0L010029-0L085399 | MEFI-1 |
| MCM 454 Mag MPI | 0L085400 and Above | MEFI-3 |
| MIE 454 Mag MPI Horizon | 0L002200-0L086049 | MEFI-1 |
| MIE 454 Mag MPI Horizon | 0L086050 and Above | MEFI-3 |
| MCM 502 Mag MPI | 0L017000-0L085432 | MEFI-1 |
| MCM 502 Mag MPI | 0L085433 and Above | MEFI-3 |
| MIE 8.2L MPI | 0L002450-0L086012 | MEFI-1 |
| MIE 8.2L MPI | 0L086013 and Above | MEFI-3 |
*Custom calibrations must be tested by the user with proper equipment such as a scan tool or scan software (www.rinda.com) and wide band air fuel meters to measure air fuel.
**Custom cal fee covers 1 year of free changes to the calibration.
*NOTE: PCM'S MUST BE SENT TO WHIPPLE SUPERCHARGERS FOR CALIBRATION SERVICE ALONG WITH RECEIPT. TURN AROUND IS NORMALLY 7-10 DAYS.
