Valve Guides
Press out worn guide using suitable tool (SVO-2818, B 20 engines, or SVO-1459, B 18 engines). Press in new guide using suitable tool (SVO-2819, B 20 engines, or SVO-2289, B 18 engines). On B 20 F engines only, use a 0.016" (.40 mm) washer between cylinder head and tool when installing guide. Ensure all valve are free in guides.