mk1-forum.net

998 cooper mk1 block 1964 vintage
6cc dished pistons on a 60 thou rebore
duplex chain
333 cooper s box with s/c drop gears and a 3.76 diff
12g295 head with a 60 thou skim
cooper inlet manifold with 2x hs2 carbs on 997 cooper pancake filters
kent 286 scatter camshaft

any idea what needles to try as i want to run it in before i let it loose on a rolling road,,wanna break it in gently..

Vizard suggests the following

std. 998 cooper normal mixture Red springs GY needles
std. 998 cooper with modded head blue springs M needles
std. 998 cooper modded head semi race cam blue springs E3 needles.

this link might help

http://www.mintylamb.co.uk/suneedle/

ooooooooooo