KMS manufactures most of their products in house. Retainers (titanium & aluminum), bronze valve guides, aluminum block guards, and block girdles are just a few of the performance parts KMS manufactures in house and can be custom created or modified to work with almost any application.
Block Guards prevent catastrophic engine failure. Turns an open deck into a semi-closed deck.
Specifically engineered for D17 engines (2001-2003 Civic).