AutoMeter Ultra-Lite 2-1/16" Mechanical Fuel Pressure Gauge 0–100 PSI AU4312

PRODUCT OVERVIEW

The AutoMeter Ultra-Lite AU4312 is a 2-1/16 inch mechanical fuel pressure gauge designed to deliver precise monitoring of fuel system pressure from 0–100 PSI. Suitable for carbureted and fuel injected applications, it helps protect high-performance engines from fuel-related failures.

KEY FEATURES

• Mechanical fuel pressure gauge with 0–100 PSI range
• 2-1/16" (52mm) gauge size for common aftermarket pods and panels
• Traditional incandescent perimeter lighting for clear night visibility
• Race-proven mechanical movement for accurate, repeatable readings
• Operates without vehicle electrical power; ideal for street or race use
• Gauge threaded for -4AN connection for straightforward fuel system integration

KIT CONTENTS

• AutoMeter Ultra-Lite mechanical fuel pressure gauge AU4312
• Bulb and socket assembly
• Red and green bulb covers
• Mounting hardware
• Installation instructions

APPLICATION & SAFETY INFORMATION

• Suitable for carbureted and fuel injected fuel systems (0–100 PSI)
• Uses a simple -4AN line for connection to the fuel system
• For operator safety, mechanical fuel pressure gauges are not recommended for installation inside the vehicle cabin without an appropriate fuel isolator
• Optional fuel isolators are available for both carbureted and fuel injected setups (sold separately)

PART DETAILS

• Brand: AutoMeter
• Series: Ultra-Lite
• Gauge type: Mechanical fuel pressure
• Pressure range: 0–100 PSI
• Size: 2-1/16" (52mm)
• Thread: -4AN
• Part number: AU4312