Ruma 12V Electric Starter Motor 14-Tooth 751P12207A for MTD/Craftsman 4P90 Engines

Overview

The Ruma Electric Starter Motor provides a practical, OEM-style replacement for older 951-12207 and 751P12207A units. Built for 12-volt systems with a 14-tooth gear, it targets Powermore 420cc and 452cc engines used in a range of MTD, Craftsman, Troy-Bilt, Cub Cadet machines. This unit is designed to mirror the form and function of the original starter, offering a cost-effective option that keeps your mower or tractor ready for action.

Engine compatibility and fit

Designed for the 4P90 family and related 420cc/452cc engines, the motor suits riding mowers, lawn tractors, and select self-propelled walk-behinds. It’s compatible with multiple brands commonly found in DIY and backyard maintenance settings.

• MTD, Craftsman, Troy-Bilt, Cub Cadet family compatibility
• 4P90JUA/JUB/JU/JUC/JUD/JUE/JUF/JHA variants in 420cc–452cc ranges

Key specifications and what you get

This starter runs on 12 volts and features a 14-tooth gear, designed to replace aging starters with a similar footprint. It is part of a reliable replacement approach for compatible powertrains.

• 12-volt operation with a 14-tooth gear
• OEM-style replacement for 951-12207 and 751P12207A

What’s included

Purchases typically include essential components to support straightforward installation and regular upkeep:

• 2 mounting bolts
• 2 dowel pins
• 1 spark plug

Real-world use and benefits

In practice, users may experience quicker crank times and more reliable starts when replacing aging starters. While results depend on the engine’s overall condition and electrical system, this unit is positioned as a capable, cost-conscious alternative to OEM parts.

installation notes

Before ordering, verify that your mower uses a Powermore 420cc/452cc engine and a 12V starter with a 14-tooth gear. The starter is not compatible with Kohler, Briggs, or other non-Powermore engines, so model verification helps ensure a proper fit.