Please follow factory service manual recommendations for selecting correct clamp size for each engine Durable partitioned plastic box with snap lid keeps your stock of clamps organized and ready to use Specially formed edges reduce risk of damage to hose and hose barb Narrow 9 mm band provides concentrated seal compression Stepless clamps provide secure 360? clamping with no gaps Clamps require use of Motion Pro Pincer Tool Tampering is visible. CLAMP STEPLES 23.9-27.1MM