Speedhut R4-TC1-REV 4" Tachometer 4K RPM Shift-light

Wide Pulse Compatibility - Supports 1/2 to 6 pulses per rev for precise RPM readings on virtually any engine type.
Bright Programmable Shift Light - Customize your shift point; intensely bright warning light activates to perfect gear changes and protect your engine.

$212.41

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$254.90

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Product Summary

Universal Fit, 4" Gauge Diameter, 3.9" Body Diameter

Wide Pulse Compatibility - Supports 1/2 to 6 pulses per rev for precise RPM readings on virtually any engine type.
Bright Programmable Shift Light - Customize your shift point; intensely bright warning light activates to perfect gear changes and protect your engine.
Race-Ready Precision - High-torque stepper motor and microprocessor deliver smooth, vibration-resistant pointer accuracy in demanding conditions.
Universal Tach Signal Input - Works with any signal over 1 volt for easy integration into street, performance, or racing setups.
Lifetime Warranty Durability - Tough, weather-resistant build backed by Speedhut's lifetime electronics warranty for long-term reliability.

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Key Specs

MFG. Part #	R4-TC1-REV
Brand	Speedhut
Gauge Diameter	4"
RPM Range	0-4,000 RPM

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Speedhut R4-TC1-REV Details

Elevate your engine monitoring with the Speedhut Shift-Light Tachometer – a high-precision instrument designed for serious drivers and racers. It delivers accurate real-time RPM readings from 1/2 pulse to 6 pulses per rev, with an intensely bright programmable shift light to optimize gear changes and keep you in the powerband. Built with microprocessor-controlled high-torque stepper motors for rock-solid pointer stability under extreme vibration and racing conditions, it works seamlessly with any engine and tach signal over 1 volt. Rugged, USA-made construction and straightforward wiring make it the go-to tach for muscle cars, hot rods, street machines, classics, trucks, and track builds demanding maximum efficiency and responsiveness.

Wide Pulse Compatibility - Supports 1/2 to 6 pulses per rev for precise RPM readings on virtually any engine type.
Bright Programmable Shift Light - Customize your shift point; intensely bright warning light activates to perfect gear changes and protect your engine.
Race-Ready Precision - High-torque stepper motor and microprocessor deliver smooth, vibration-resistant pointer accuracy in demanding conditions.
Universal Tach Signal Input - Works with any signal over 1 volt for easy integration into street, performance, or racing setups.
Lifetime Warranty Durability - Tough, weather-resistant build backed by Speedhut's lifetime electronics warranty for long-term reliability.

Guides & Documents

Tachometer Gauges Installation Instructions (140134001R)

WARNING:

Cancer and Reproductive Harm – www.P65Warnings.ca.gov

Speedhut R4-TC1-REV Specifications

KEY SPECS
MFG. Part #	R4-TC1-REV
Brand	Speedhut
Gauge Diameter	4"
RPM Range	0-4,000 RPM

GENERAL
Body Diameter	3.9"
Gauge Face Color	Black
Gauge Sweep	Full Sweep
Liquid Filled	No
Lighted	Yes
Bezel Finish	Chrome
Memory Storage	Yes
Sending Unit Included	No
Sending Unit	None
Depth	3.9"
Bezel Included	Yes
Light Color	White
Gauge Range	0-4,000 rpm
Includes Light Covers	No
Includes Bulb and Socket	No
Includes Mounting Bracket(s)	No
Includes Wire Harness	Yes
Includes Sensor Unit	No
Mounting Hardware Included	Yes
Gauge Style	Analog
Gauge Number Color	White
Shape	Round
Playback	No
Sold in Quantity	Each
GTIN Code	843386133517

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