Honda B-Series B20 Girdle With Block Guard Conversion Set VTEC Includes Dowel Pins Softail Our spiral design increases intake

Our spiral design increases intake velocity and provides superior air/fuel mixture before combustion for a more complete burn

substantially reducing the potential for sleeve breaches during extended use

CNC machined from high-strength T6 billet Aluminum

Hard Powder Coated to protect against rust and corrosion for many years to come

All Motorcycles with 35mm Fork Tubes (Norton Fork Tubes)

Honda B-Series B20 Girdle With Block Guard Conversion Set VTEC Includes Dowel Pins Softail Our spiral design increases intakeFitment B20 (Non VTEC Only) B20B (Non VTEC Only) B20Z (Non VTEC Only) Description Block guards help prevent catastrophic engine failure. Our girdle and guard kit is designed to add strength and rigidity to your block. CAD designed and CNC machined from 7075 T6 Aluminum making it 20% stronger than most other aluminum kits sold. The properties of this metal allow the block guard to expand and contract at the same rate as your engine block Substantially