Hi Bjoern,
yes I can help you, I will PN you the details.
BTW the tacho troubles for the LP500s are sorted out, it runs perfect.
I'm the ONLY one who has successfully installed the MSD 7 on the pre QV Countach! Not even Burtoni sells them
Remember the complete unit, ready to install is $1250 which is half the price of what V12-Engineering is billing you

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RaymondQV
Countach QV Ex-Mimran #GLA12997, Urraco P300 #20530 sold in August 2008, Jalpa #FLA12203 sold in May 2006
www.countach.ch
www.jalpa.ch
When Frank Sinatra got his Miura S in 1970, he said: “If you wanna be someone, buy Ferrari - If you are someone, you own a Lamborghini”.