Engines Rear Carburetor Flange for Toyota Forklifts 4Y 5K Engine 21100-78150

Rear Carburetor Flange for Toyota Forklifts

This rear carburetor flange replaces Toyota part number 21100-78150, providing a sealed mounting surface between the carburetor and intake for 4Y and 5K engine forklifts.

Overview

This rear carburetor flange is a replacement mounting component for Toyota forklifts running 4Y and 5K engines. It sits between the carburetor base and the intake manifold, sealing the joint so air and fuel mixture reach the engine without vacuum leaks. It suits maintenance techs and equipment owners servicing older Toyota lift trucks.

Built For Performance

• Cross-references Toyota part number 21100-78150
• Precision-machined mating surface for a flat carburetor seal
• Designed for 4Y and 5K engine applications
• Durable construction suited to industrial engine heat and vibration
• Direct replacement for the original rear flange location

Fits These Machines

• for Toyota forklifts with 4Y engine
• for Toyota forklifts with 5K engine

On-The-Job Use

• Carburetor rebuilds and reseal jobs
• Intake vacuum leak repairs
• Routine engine maintenance on older Toyota lift trucks
• Restoring proper air-fuel mixture delivery

Specs At A Glance

Good To Know

Q: What does this rear carburetor flange do? A: It mounts between the carburetor and intake manifold to create a tight seal. A worn or warped flange can cause vacuum leaks and rough running, so replacing it restores proper mixture delivery.

Q: Will this flange fit both 4Y and 5K Toyota forklift engines? A: This flange is listed for 4Y and 5K engine applications under part number 21100-78150. Confirm your engine code and existing part number before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.