The V8 Owners Forum -

That is i flat steel retainer . I had to replace four exhaust valve top because they split, so i replaced them with early sd1 tuned steel ones, I am going to changing them all but i thought i would try it fist after replacing the 4 split ones. If i can just make it to the end of this season with thi...

fist of all i only use 1st gear to start off then the car stays in second for the entire race, I have already changed the profile of the tyres one this year , i went from 195 50 15s to 205 55 15s and its hasn't made much difference, the next step would be 60 profile and they dont think they make toy...

Here is a short armature video of my fist heat yesterday, if you listen carefully to my car as it goes past you can here the crackling/misfire on full revs, and i notice it more towards the end of the race when the engine is hot. its a bad video but you get the gist of what i do and whats going on.....

The car went ok today, best its run for last 3 meetings, But its still crackles when i hit the end of the straight. I have got an engine which i bought in a car last year and on the rocker cover it has a label, Engine prepared buy Rover Craft England. This is what i got my lightened fly wheel and tu...

At the moment i have no instruments in the car , just a two switches start and stop :lol: so i have no idea of the oil presure or the max reves i get upto . The engine was a twin plenum vittesse lump with fast road cam. i have fitted a lightened flywheel tubular manifolds and a 4 barrel Holley. noth...

i replace the four with early sd1 tops, (the solid machined ones) as advised buy a friend of mine, i managed to change them without taking the head off, the car runs mint now,

yes

do you think it could be down to the valves bouncing when i am racing. i race oval circuit and basically leave the car in second and thrash it around an oval track for 10 laps.

my rover sd1 stock car. curently running a vittesse engine with lightend flywheel tubuler manifolds a fast road cam and four barrle holley .

can anyone tell me whats happening here, all four exhust valve tops on one bank, i have replaced them and engine is now running fine,