The V8 Owners Forum -

1st would be a no go its on mud cheers

hi as a rule you need 2 gears one to get off the line and 1 to race in so usually 2nd gear to start and then 3rd to race in so it needs to be long enough to get down the straight in.
As for the clutch auto thingy wouldnt know where to start weight is an issue as up against cars with 10k engines in ...

hi thanks for that diff on the mazda is a 4.1 with 16" wheels which pairs up well for ratios but i have a cosworth lsd set up in a spaceframe with suspension ready to weld in nova but its 4.4 and knocks a fair bit of the 2nd 3rd speeds which is the gears i need so i know it makes sense to use rx7 ...

thanks guys it will be given plenty as its track only, i think it has been worked on but unsure to what extent till it goes pop but should go well in a nova spaceframed cheers

thanks for that without spending fortune what can be done to up the revs

cheers

trying to find out max rpm on sd1 3500 v8 fitted with holley 390 carb, only figures i can find as standard are 5250 max rpm anyone shed any light.

I am swapping sd1 engine from rx7 to nova grasstracker, ratios on lt77 not working has anyone some suggestions for any other gearbox that will fit with longer 2nd and 3rd gear.

hi chris the only lettering i can make out is a 0 or zero between the top connector with the nut on and the spade connectot, there is a dash or - next to the lower threaded connector but not sure if it is just a floor in plastic or not cheers

hopefully should show[/img]

Having trouble wiring my lucas alternator to charge through a rally cut off switch. it has three terminals 2 threaded, one towards the centre and one at the edge, and 1 spade connector can anyone tell me which is the charging post and what are the other 2 for, it is not running any electrics besides ...

thanks for that, engine runs fine but faster the better, i personally cant do the work but my brother can rebuild engines and loves doing them, will try what you suggested cheers

its 4" high, using it for class 3 autograss which is rear wheel drive open size engine but non turbo.

cheers for that was going to paint springer black and orange but mrs wont let me.

just thought would post some pics to see what you think, thanks for tips advice etc
http://s406.photobucket.com/albums/pp148/treeuk/Rx7%20V8/
mazda rx7 with
Sd1 3500v8
Holly carb
Edelbrock inlet manifold
4" chrome filter
tubular manifolds with str8 through exhaust and aprilia tuono bike cans ...