Holley LS Extended-Length Main Engine Harnesses 558-133

Holley LS Extended-Length Main Engine Harnesses 558-133

HLY-558-133

5 out of 5 stars ( 1 )

Part Number: HLY-558-133

Estimated Ship Date: Nov 9, 2026

$715.95

Results Found: 12

Universal:
No
Make:
CHEVROLET
Beginning Year:
1997
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
5.7L/350
Fuel Injection Configuration:
Holley Dominator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1997
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
5.7L/350
Fuel Injection Configuration:
Holley HP EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1997
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
5.7L/350
Fuel Injection Configuration:
Holley Terminator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
4.8L/294
Fuel Injection Configuration:
Holley Dominator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
4.8L/294
Fuel Injection Configuration:
Holley HP EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
4.8L/294
Fuel Injection Configuration:
Holley Terminator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
5.3L/325
Fuel Injection Configuration:
Holley Dominator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
5.3L/325
Fuel Injection Configuration:
Holley HP EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
5.3L/325
Fuel Injection Configuration:
Holley Terminator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
6.0L/364
Fuel Injection Configuration:
Holley Dominator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
6.0L/364
Fuel Injection Configuration:
Holley HP EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
Universal:
No
Make:
CHEVROLET
Beginning Year:
1999
Ending Year:
2004
Engine Type:
V8
Engine Family:
CHEVY SMALL BLOCK GEN III/IV LS V8 GAS
Engine Size:
6.0L/364
Fuel Injection Configuration:
Holley Terminator EFI
Wiring Harness Classification:
Engine
Application Notes:
Designed for use on 24x, 1x, 58x, and 4x LS engines. This harness interfaces with 24x crank and 1x cam sensors. 22 in. extended length allows to mount ECU in a variety of locations, such as roll bar or under passenger seat.
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