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Applications for HLY-550-903

Holley Terminator X Engine Management Systems 550-903

HLY-550-903

4.75 out of 5 stars ( 34 )

Part Number: HLY-550-903

Estimated Ship Date: Monday 10/19/2026

$1,599.95

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Results Found: 1

Universal:

Make:

CHEVROLET

Beginning Year:

2001

Ending Year:

2005

Engine Type:

Engine Family:

CHEVY SMALL BLOCK GEN III/IV LS V8 GAS

Engine Size:

5.7L/350

Transmission:

Manual

Application Notes:

To use E85 fuel a flex fuel sensor must be purchased. Fits LS1 and LS6 engines with a 24x crank trigger, 1x cam, 1bar MAP sensor, and EV1 injector harness. Not for use with drive by wire throttle body.

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