FiTech Fuel Injection 70001 Ultimate LS1/LS2/LS6 500HP Kit

FiTech Fuel Injection 70001 Ultimate LS1/LS2/LS6 500HP Kit

The FiTech Fuel Injection 70001 Ultimate LS1/LS2/LS6 500HP Kit is a complete self-tuning EFI system designed for LS-based Chevrolet engines up to 500 HP. It fits Cathedral Port LS1, LS2, and LS6 heads and supports a 1500-6500 rpm powerband, ideal for street and performance builds.

Key Features

• Low profile 92mm fabricated aluminum intake manifold, TIG welded, 6.5″ tall
• Billet fuel rails with AN fittings and fuel crossover
• Self-learning ECU with touchscreen controller for easy setup
• Sequential fuel and spark control with individual cylinder trim
• Bosch wideband oxygen sensor control (self-learning)
• Compatible with 24X and 58X crank and cam sensors
• Includes 36 lb/hr flow-matched injectors and high volume fuel rails
• Throttle body sits at 7 degrees, cable operated

Fitment

• Cathedral Port LS1, LS2, and LS6 heads
• Small Block V8 Gen III/IV LS-based Chevrolet engines from 4.8L to 6.0L (up to 500 HP)

Kit Contents

• 92mm billet aluminum throttle body
• Hand-held touchscreen controller with windshield mount
• LS ECU and custom wiring harness (uses factory coil pack sub harness)
• 36 lb/hr flow-matched fuel injectors
• High volume billet fuel rails with mounting bracket and AN fittings
• Throttle Position Sensor, Idle Air Control Motor, Idle Air Temperature Sensor
• Wideband O2 sensor and stainless steel O2 sensor bung kit (clamp or weld on)

Important Notes

• Throttle cable mounting bracket is optional and not included (FiTech part number 70063)
• Throttle body clearance depends on water pump accessories; a new water pump bracket may be required
• Not CARB approved for emission-controlled vehicles; designed for retrofitting LS engines into older vehicles without emissions controls

Note: Verify compatibility before ordering and ensure proper installation and tuning for optimal performance.