Honda crf230 performance cylinder head, brg cam, pro springs, vitron seals etc

  

COMES WITH STRAIGHT PORTED 28MM ALLOY MANIFOLD OR ANGLED UP TO YOU. LEAVE MESSAGE STRAIGHT OR ANGLED , IF NO MESSAGE WILL SEND STRAIGHT.

ALSO COMES WITH EXHAUST FITTING KIT 8MM STUD CONVERSION FLANGE, STUDS NUTS, COLLETS, EXHAUST RING. Makes for Free reving engine due to no drag on cam, no valve bounce due to double valve springs. Fitted with lifetime guarantee vitron valve stem seals. READY TO TO FIT APART FOR CAMSHAFT SPROCKET. DOES NOT COME WITH CAM SHAFT SPROCKET.

JUST REFIT YOUR ORG OE CRF230 ONE. THIS LISTING IS FOR A (silver) crf230 CYLINDER HEAD. SPECS SPEAK FOR THEM SELVES.

CAM is Double roller bearings cam. FRONT ROLLER BEARING 40MM OD. INLET lobe LIFT 31.83mm. EXHAUST lobe LIFT 31.45mm. IMPROVED OVER LAP LONGER DURATION. NOT ONLY GIVES MORE POWER, BUT MORE SMOTHER POWER ON THE BOTTOM AND MID RANGE. DOUBLE PROGESSIVE VALVE SPRING TO STOP VALVE BOUNCE WITH REVING SO HARD ON THE TOP END. NICE FOR THEM HILL CLIMBS AND ROCK STEPS. Set Tappet clearances with engine cold, set to std oe settings.

Please look at all the photos what you see in photo 1. Is what you get complete cylinder head including camshaft.