Kohler PA CH621 3012 Walker E3 Engine

The Kohler PA CH621 3012 is a 624cc, V-twin, air-cooled, 4-stroke engine designed specifically for use in Walker mowers and other commercial lawn care equipment. Delivering 20 horsepower, it offers reliable power for demanding tasks. Known for its smooth performance, fuel efficiency, and durability, the CH621 3012 is built to handle long hours of operation, providing consistent and efficient power for professional-grade lawn care.

Kohler PA CH621 3012 Walker E3 Engine – Specifications:

• Engine Type: V-twin, air-cooled, 4-stroke

• Displacement: 624cc

• Horsepower: 20 HP

• Bore x Stroke: 78mm x 64mm

• Compression Ratio: 8.0:1

• Fuel System: Carburetor (Walbro or similar)

• Cooling System: Air-cooled with full pressure lubrication

• Starting System: Electric start with recoil backup

• Oil Capacity: 1.9 US quarts (1.8 L)

• Fuel Tank Capacity: Varies based on application, typically around 5-6 liters

• Ignition System: Transistorized magneto

• Lubrication: Full pressure lubrication with an oil filter

• Air Cleaner: Dual element

• Recommended Oil: SAE 10W-30 or 10W-40 (depending on ambient temperature)

• Idle Speed: 1,600 RPM (may vary depending on application)

• Operating Speed: 3,600 RPM

• Dimensions (L x W x H): Varies by application, typically compact for installation in mowers

• Dry Weight: Approximately 100-110 lbs (45-50 kg) depending on the model configuration

Key Features:

• Durability: Built for long-lasting performance in commercial applications with heavy-duty components.

• Fuel Efficiency: Designed to reduce fuel consumption while delivering consistent power for demanding tasks.

• Easy Maintenance: Features such as full-pressure lubrication and a replaceable oil filter help maintain engine health and longevity.

• Smooth Operation: The V-twin configuration provides smooth operation and reduced vibration, improving user comfort and machine performance.