Those wanna covert from SOHC to DOHC for 4G9X series engine... can gimme a buzz... I have a 4G91 head, full set, everything needed for the conversion.... interested PM me... installation can be arranged.
I recently installed a pair of adjustable cam-pulleys on my GSR. Everything ran like a charm till recently, on approx 30-50% of throttle once the rev reach 4000rpm's the needle...
as you know.... our car are like grandfather age in automobile history.... and our car seemed to have significant wear... and as you all know... those funny sounds when you drove pass by pot holes.. or...