Supertech Valve Guides for Honda D-Series B&M 2016 Porsche 911 GT3 RS

2016 Porsche 911 GT3 RS 4

Gains of 20-50 WHP (depending on turbo) have been seen by simply bolting the S1 cams in

as this WRX intake was designed with big turbos and high boost pressures in mind

Nissan Part Number Diagram PNC Placement 63871-KB50A 63131 LH (US Driver Side) 63870-KB50A 63130 RH (US Passenger Side)

Supertech Valve Guides for Honda D-Series B&M 2016 Porsche 911 GT3 RSSupertech maganese bronze valve guides for Honda D15, D16 and D17 D Series engines. These guides are available for intake and exhaust valves. Sold as a set of 8 guides or individually as needed. You'll need 8 exhaust and 8 intake guides for a whole set. Please do all your research and consult your engine builder if necessary! Vehicle Fitment: 1988 2005 Honda Civic 1993 1997 Honda Del Sol 1988 1991 Honda CRX D15B2, D15B8, D15B7, D15B6 D16A6, D16Y7,