Spark Plug Leads & Extensions

About Spark Plug Leads for CATERPILLAR® Gas Engines

Spark plug leads supplied by engine manufacturers are not always optimized for long service life or trouble-free engine operation. Especially for CATERPILLAR® G3300 and G3400 series gas engines, MOTORTECH offers high-quality spark plug leads designed as direct replacements for original parts and as performance upgrades for existing installations.

These spark plug leads address common operational challenges faced by plant operators, offering enhanced durability, improved electrical reliability, and reduced maintenance requirements compared to OEM and aftermarket alternatives.

Why Choose CATERPILLAR® Gas Engines?

Optimized for CATERPILLAR® Gas Engines Specifically designed for G3300 and G3400 series engines to ensure perfect fit and reliable operation.

Direct Replacement & Upgrade Solution Enables easy replacement of original spark plug leads while improving overall ignition reliability.

Improved Engine Reliability Reduces ignition-related issues and minimizes unplanned downtime.

Long Service Life Built with premium materials to withstand harsh engine environments and extended operating cycles.

Features

Rigid Design Construction

Provides mechanical stability and resistance to vibration in demanding gas engine applications.

High-Quality Teflon® Insulators

Ensures excellent electrical insulation and resistance to high temperatures and chemical exposure.

Reliable Ignition Coil and Spark Plug Terminals

Designed to maintain secure electrical connections for consistent ignition performance.

Protected High-Voltage Areas

Critical high-voltage zones are sealed to prevent electrical leakage and environmental damage.

Engine-Specific Design

Matched precisely to the engine model, spark plug type, and application requirements.