Ecklers Engine Wiring Harness 454ci With Manual Transmission Show Quality (1973 Corvette C3)

Product Information

Features, Description, Q&A, Specs & Installation

Features

All Big Block With Manual Transmission
Requires Use Of Temperature Controlled Spark Switch Located In Passenger Side Cylinder Head
Connects To Carburetor Idle Stop Solenoid
Connects To Dash Harness At Firewall
Grounds To Bell Housing Bolt
Connects To Heater Blower Motor For Cars Without Air Conditioning
Includes Ground Terminal For Heater Blower Motor (Cars Without Air Conditioning)
Connects To Hood Ajar Switch
Connects To Horn Relay
Connects To Ignition Coil Positive Terminal
Connects To Starter Solenoid
Connects To Temperature Controlled Spark Relay On Firewall
Connects To Temperature Controlled Spark Solenoid On Intake Manifold
Connects To Temperature Controlled Spark Switch Harness In Passenger Side Cylinder Head
Connects To Windshield Washer Pump
Connects To Windshield Wiper Motor And Its Ground Terminal
Fits 1973 Corvette C3

Description

Engine Wiring Harness Quality. The Engine Wiring Harness 454ci With Manual Transmission Show Quality is designed to provide reliable electrical connections for big block engines with manual transmissions. It ensures all critical engine and accessory components receive proper power and signals for optimal performance. This harness is essential for maintaining original functionality and ease of wiring in engine swaps and restorations.

Construction and Appearance. The harness is constructed using high-quality wiring and connectors engineered for durability and resistance to heat, vibration, and environmental factors. It features factory-style electrical terminals and sheathing to replicate original equipment appearance and provide professional-grade fit and finish.

Installation. Installation requires moderate automotive wiring experience and attention to detail. No drilling or modifications are necessary if following the original mounting points and connections, ensuring a straightforward replacement process.

Application. This harness specifically fits the 1973 Corvette C3 equipped with a big block engine and manual transmission. It integrates with the vehicle’s original Temperature Controlled Spark system, requiring a corresponding switch harness in the passenger side cylinder head for full functionality.

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