Holley is pleased to announce the continuing evolution of its very successful analog-style gauges with the release of new 3-3/8" and 4-1/2" speedometers and tachometers to complement our 2-1/16" gauge line. These are designed specifically for use with Holley EFI systems or as a standalone unit and available in both black and white face versions. These gauges are compatible with all Terminator, HP, Dominator, and Sniper ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles.
Features:
Does not require a transmission sensor to operate making installation easy in vehicles which lack electronic sensor output or for someone wanting a simple speedometer installation
Hot start satellite acquisition allows speedometer to function within 2-3 seconds of powering up
GPS antenna included with 15' cable to route antenna to convenient location in corner of dash
0-160 MPH range with multi-function LCD display screen including ¼ mile time, 0-60 time, current speed, mileage/trip odometer, direction, and time of day
Compatible with all Holley EFI touch screens, dashes, handheld tuners, and other CAN devices – Great for Holley EFI users looking to install a combination of needle gauges and LCD accessories
Slim-style mounting requires very little dash space for installation
240° sweep pointer from 8 to 4 o’clock makes gauges easy to read at a glance
Internal microprocessor ensures accurate pointer movement in street and racing conditions
Spin lock ring threads to back of gauge case for simple and secure gauge mounting
CNC machined billet aluminum bezels with anodized finish – Bezels are threaded for easy replacement
Multiple bezel options available separately – User can customize the gauges to their preference
Specs
Brand
Holley EFI
Emission Code
5
Gauge Type
Speedometer
Product Type
Gauge
Size
4-1/2"
Part Number
553-121W
Emissions
5
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.