Shop replacement repair parts for Lawn Mower model 1646H

Champion Spark Plug (RC12YC). The spark plug ignites the fuel and air mixture in the cylinder to power the engine. If the spark plug is burnt, fouled or damaged the engine may not start or may run rough.

Small engine Champion spark plug (RJ19LM). If the engine does not start, the spark plug may be defective. The spark plug should be replaced periodically during regular maintenance.

Briggs & Stratton starter gear (also called a pinion gear), 16-tooth, plastic. The starter gear engages the flyhweel to start the engine. If the teeth on the starter gear are worn out, the engine may not start.

Oil filter

Fuel Shut-off Valve, In-Line Valve. Fits 1/4 Inch inside diameter fuel line

Kohler Original Equipment 25 357 06-S Command 10W-30 Engine Oil (32 oz).

Mulching blade (JD) Length: 19 1/2" Center Hole: 11/16" Width: 2 1/2" Thickness: .203"


High lift blade Length: 16" Center Hole: 11/16" Width: 2" Thickness: .203"

Solid state module

Interlock switch

High lift blade Length: 16" Center Hole: 11/16" Width: 2" Thickness: .203"

V-belt (JD) Width: 1/2" Length: 105"

True-blue belt Length: 96" Width: 1/2"

Pre-filter