The CDI Electronics 934-9738 ignition coil primary wire set is a high-quality replacement harness designed specifically for Mercury and Mariner V6 outboard engines.
This wire set plays a critical role in the ignition system by transmitting electrical signals from the switch boxes to the ignition coils, ensuring consistent and reliable engine performance.
It is engineered to meet or exceed OEM specifications and serves as a direct replacement for Mercury part numbers 84-69738, 84-69738A1, 84-69738A7, 84-69739, 84-69739A1, and 84-69739A2.
The 934-9738 wire set fits a wide range of Mercury and Mariner V6 outboards, including 2.0L, 2.4L, and 2.5L engines. Supported horsepower ratings include 135 HP, 150 HP, 175 HP, 200 HP, 225 Pro Max, 245 Carbureted, 260 EFI ROS, and 300 Drag models.
It is compatible with engines that have serial numbers ranging from 4868988 through OG960499, making it a versatile solution for many mid- to high-performance outboard applications.
The harness includes six color-coded wires—two green, two green with white stripes, and two green with red stripes—that are clearly marked for both port and starboard coil banks. This simplifies installation and ensures accurate connections.
The wire set is Made in the USA, using durable materials designed to withstand harsh marine environments, including exposure to moisture, vibration, and heat.
When installing the CDI 934-9738 wire harness, it's important to follow your engine's wiring diagram closely. Ensuring that each wire is properly routed and securely connected helps prevent electrical interference and guarantees optimal ignition timing.
Regular inspection and maintenance of the wire set are also recommended. Check periodically for signs of wear, corrosion, or damage, and ensure all terminals are clean and tightly fastened to maintain strong electrical conductivity.
The CDI Electronics 934-9738 ignition wire set offers a dependable and cost-effective replacement for aging or damaged harnesses, restoring ignition reliability and supporting the overall performance of your Mercury or Mariner V6 outboard motor.
Part Numbers:
69738A1, 69738A7, 69739A1, 69739A2, 84-69738A1,69768A2
Included one (1) set of two (2) CDI Wire Sets, two (2) Switch Boxes to six (6) Coils.
Contact Mike Hill at mike@buckshotracing77.com