AR5 to SBC Adapter kit

AR5 to SBC BBC Transmission Adapter

AR5 to Small Block and Big Block Chevy Transmission Adapter

The AR5 to SBC BBC transmission adapter provides a proven solution for pairing an Aisin AR5 5 speed transmission with Small Block Chevy and Big Block Chevy engines. Designed for Gen 1 and Gen 2 platforms this system offers a budget friendly manual transmission option capable of handling real power.

Built for real world swaps this adapter delivers a clean reliable solution for completing SBC and BBC manual conversions without the cost of traditional transmission options.

Engineered for Fitment Strength and Simplicity

• Bolt on compatibility with Gen 1 and Gen 2 SBC and BBC engines
• Uses affordable and widely available AR5 transmissions
• Maintains proper alignment and driveline geometry
• Designed to reduce fabrication and simplify installation
• Built for street drift and performance applications

Included Components

• AR5 to LS adapter plate
• 0.375 inch SBC bellhousing spacer
• Pilot bearing
• Clutch slave cylinder spacer
• 3AN clutch adapter fitting
• Remote clutch bleeder
• Required installation hardware

Fitment and Compatibility

• Compatible with AR5 transmissions from Colorado Canyon Solstice Sky and Slingshot
• Works with SBC and BBC engines including 1 piece and 2 piece rear main seal setups
• Supports 153 and 168 tooth flywheels

Installation Notes

Truck AR5 transmissions use slip yoke output while car versions use CV flange which may require driveshaft modification. Designed around LS style 4L60E bellhousing with 7 inch depth. Minor modifications may be required depending on setup.

What You Will Need

• AR5 transmission
• SBC or BBC clutch and flywheel setup
• Factory Colorado slave cylinder
• Clutch master cylinder with appropriate bore size
• Hydraulic clutch line

Built for Reliable Real World Performance

FABbot designs solutions that work in real builds. This adapter allows builders to run a modern affordable AR5 transmission behind SBC and BBC engines while maintaining strength reliability and clean installation without unnecessary complexity.