ok at the end of the year went 10:40 consistently so tried to improve over winter had a 5 angle value job and porting work done on aluminum brodix heads the head guy suggested using a sniper junior intake and machining it to match the heads which would work better than working the team g. spring comes go to the track run a 10:40 again but this time at 134 mph so 60ft was in the basement take trans out send it to shop to freshen send converter back to coan to look at they both say no problems there. go back to track 11's all day. do a compreshion check all cylinders fine I am stomped before I tear down any suggestions cam custom grind msd 6al msd distributor locked out can this be the result of a wearning timing chain I am lost and frustrated help