B Series Engine Block Girdle block Guard Combo For Honda Civic Vtec B16 B18 B18CB Series Engine Block Girdle Block Guard Combo Honda Civic Vtec B16 B18 Description: Our Brand New Girdle & Block Guard Kit is designed to add strength and rigidity to your engine block. Block Guards help prevent engine failure that can be catastrophic, especially for high horsepower engines. Designed to work with NON Vtec B16 and B18 engines. Works excellent for high horsepower, high revving, forced induction applications. Will NOT warp or fracture