Standard Ignition JR-74 Distributor Rotor

Distributor Rotor for Toyota Ignition Service

The Standard Ignition JR-74 distributor rotor is a push-on replacement built for Toyota ignition systems that use a distributor and magneto setup. It features a plastic rotor body with brass contact material and a red finish for straightforward identification during service.

Compatible with Toyota Land Cruiser and Toyota Corona applications listed below, this distributor rotor supports accurate spark transfer inside the distributor cap. The JR-74 is a direct-fit service part for select 1965-1977 Toyota vehicles, including Land Cruiser models with Federal or Canada emissions configurations where noted.

Key Features

• Push-on mount type for select Toyota distributor applications
• Brass contact material for consistent electrical transfer
• Plastic rotor construction
• Red color/finish for easy visual identification
• Distributor rotor only
• Standard Ignition JR-74 part number for catalog matching

Detailed Description

The Standard Ignition JR-74 is a distributor rotor used in ignition systems that route coil output through the distributor cap to the correct cylinder. Its brass contact material and plastic housing are specified for the listed Toyota Land Cruiser and Toyota Corona fitments, helping maintain proper spark delivery in serviceable distributor assemblies. If you are replacing a worn Toyota Land Cruiser distributor rotor or sourcing a Toyota Corona ignition rotor by part number, JR-74 provides a direct reference for the applications shown.

This part cross-references D574 and EP314 for the same application.

What This Part Helps Address

• Engine misfire caused by a worn distributor rotor
• Weak or inconsistent spark transfer inside the distributor
• Ignition performance issues from damaged rotor contacts
• Service replacement for cracked or heat-worn rotor bodies
• Restoration of proper distributor operation on older Toyota ignition systems

Installation Notes and Tips

Verify the distributor style and push-on mounting design before installation. Inspect the distributor cap, rotor contact path, and related ignition components for wear or carbon tracking while servicing the rotor. Confirm vehicle emissions configuration where noted for Toyota Land Cruiser applications, including Federal Emissions for 1974 and Canada Emissions for 1975-1977.

• Fits 1975-1977 Toyota Land Cruiser, N/A, Compatible with vehicles equipped with Canada Emissions.
• Fits 1974 Toyota Land Cruiser, N/A, Compatible with vehicles equipped with Federal Emissions.
• Fits 1972-1973 Toyota Corona, N/A.
• Fits 1965-1973 Toyota Land Cruiser, N/A.

Quality Assurance

Standard Ignition supplies replacement ignition components for service applications, and the JR-74 is cataloged to match the listed Toyota fitments and interchange references.