Honda K-Series to AR5 Tranmission Adapter Kit

K20 K24 to AR5 Transmission Adapter

K Series to AR5 Transmission Adapter for Rear Wheel Drive Swaps

The K20 K24 to AR5 transmission adapter provides a complete solution for pairing a Honda K Series engine with an Aisin AR5 5 speed transmission. This system combines two proven adapter designs to create a modular drivetrain solution using an LS bellhousing interface allowing builders to run a K20 or K24 engine with a strong affordable rear wheel drive manual transmission.

Designed for budget builds drift cars and custom performance applications this setup eliminates the need for complex fabrication while delivering a clean serviceable and reliable swap solution.

Engineered for Flexibility Fitment and Affordability

• Compatible with Honda K20 and K24 engines
• Designed to run AR5 transmission through LS bellhousing interface
• Modular adapter system improves flexibility and serviceability
• Uses affordable widely available AR5 transmissions
• Supports street drift and custom rear wheel drive builds
• Eliminates unnecessary fabrication and drivetrain guesswork

Included Components

• K20 K24 to LS bellhousing adapter plate
• K20 K24 crank adapter
• AR5 to LS adapter plate
• Pilot bearing
• Clutch slave cylinder spacer
• Starter location modification template
• Required installation hardware

Fitment and Compatibility

• Compatible with Honda K Series engines including K20 and K24
• Works with AR5 transmissions from Colorado Canyon Solstice Sky and Slingshot
• Uses GM LS style bellhousing platform including OEM and aftermarket options

What You Will Need

• K20 or K24 engine
• AR5 transmission
• GM LS style bellhousing
• Powermaster 9000 starter
• LS pattern clutch and flywheel based on setup

Minor block clearancing is required for starter fitment.

Built for Reliable Real World Performance

This adapter system combines proven K Series and AR5 drivetrain solutions into one clean modular package. By using the LS bellhousing ecosystem it gives builders a flexible low cost and durable rear wheel drive transmission option designed for real world performance builds.