Rzcrew Racing - Billet Block Guard - Honda L15Z1 stream-rn9-2006-2014-na-r20a-i4 Reference Number: 42125

Reference Number: 42125

Reference Number: 033CV17144

Crown Royal | GRS182 | 2003-2008 | NA | 3GR-FSE | V6

Reference Number: 17100-K20-D13

Rzcrew Racing - Billet Block Guard - Honda L15Z1 stream-rn9-2006-2014-na-r20a-i4 Reference Number: 42125Specifications: Manufacturer: Rzcrew Racing Reference Number: RZ BG L15Z Block Guard, also known as a sleeve saver, is a special cnc machined aluminum brace that fits into open deck engines (such as Honda B series) and prevents the cylinder sleeve from flexing during high RPM, nitrous or high boost applications. RZCREW Racing, through dedicated research and development along with race experience, has designed a superior block guard sleeve saver that