Search found 162 matches

by raffaplymouth
Wed Nov 04, 2015 11:59 am
Forum: MSD Ignition
Topic: msd 7531 with nitrous
Replies: 25
Views: 33563

Re: msd 7531 with nitrous

hello , i have installed the 7 AL yesterday in this way

gear 2 select with plot curve idle 28 degree max rpm 38 degree

15 degree of start retard until 800 RPM

step retard for nitrous at 9 degree on pink wire ( work good )


i can connect the dark blue at line lock ??
by raffaplymouth
Tue Nov 03, 2015 9:54 am
Forum: MSD Ignition
Topic: msd 7531 with nitrous
Replies: 25
Views: 33563

Re: msd 7531 with nitrous

RPM Drop is how the 7531 knows you've shifted into the next gear. Gotta realized that box is designed to use the launch input wire to start a sequence of events it's designed for, which isn't driving around town. When the launch wire goes off, the unit knows it's in 1st gear, then when it sees the ...
by raffaplymouth
Tue Nov 03, 2015 9:47 am
Forum: MSD Ignition
Topic: msd 7531 with nitrous
Replies: 25
Views: 33563

Re: msd 7531 with nitrous

this is my engine compartment now with new Dominator intake and carb and new double cross plate .... this year i had big problem horror stories with NX perimeter plate !! , very high misfire over 200 HP jet !! ... i think this plate will be better !! now is setted at 300 HP
by raffaplymouth
Tue Nov 03, 2015 9:38 am
Forum: MSD Ignition
Topic: msd 7531 with nitrous
Replies: 25
Views: 33563

Re: msd 7531 with nitrous

by raffaplymouth
Tue Nov 03, 2015 9:06 am
Forum: MSD Ignition
Topic: msd 7531 with nitrous
Replies: 25
Views: 33563

Re: msd 7531 with nitrous

Yes, if you hook the Nitrous Solenoid power to the Step retard input, ANYTIME you turn the nitrous on the retard will activate - that is what those Step retard inputs were designed for. This is important. If your nitrous activates and for some reason your gear setup like you have it doesn't work as...
by raffaplymouth
Tue Nov 03, 2015 8:27 am
Forum: MSD Ignition
Topic: msd 7531 with nitrous
Replies: 25
Views: 33563

Re: msd 7531 with nitrous

Hi John , i know this is not for street but i have buy the 7 AL for cheap price !! car is footbrake , Therefore , if i have understand ....if i select last gear 2 on software to MSD with correct plot ( no connection on gear select wires ) i will connect from nitrous solenoid +12v to step retard and ...
by raffaplymouth
Tue Nov 03, 2015 3:03 am
Forum: MSD Ignition
Topic: msd 7531 with nitrous
Replies: 25
Views: 33563

msd 7531 with nitrous

hi guys , i have recently buy and installed a 7531 and crank trigger for my Cuda , instead of 6al box and timing control + mechanical advance distributor , nitrous was applied in 2nd after .02 with delay box i want a advance curve in 1nd gear ( 20 at idle and 38 total ) , and when put in 2nd gear (...
by raffaplymouth
Wed Sep 09, 2015 8:23 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

John_Heard wrote:These are pretty sweet....

http://www.strangeengineering.net/dragr ... cases.html
this is for ford 9" !! i have 8 3/4 !
by raffaplymouth
Wed Sep 09, 2015 8:16 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

by raffaplymouth
Wed Sep 09, 2015 8:15 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

by raffaplymouth
Wed Sep 09, 2015 5:28 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

Guys .. differential broken !! 1.50 60 ft for 3-4 times and after i had broken the 489 main caps .. im undecided is put new case with billet steel caps or drop to dana 60 !!
by raffaplymouth
Wed Sep 09, 2015 5:05 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

by raffaplymouth
Wed Sep 09, 2015 5:02 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

by raffaplymouth
Thu Aug 27, 2015 7:56 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

John .. the next Race is the next week .. 4-5-6 september !! no more 3 race at year in Italy ! i will let you know news ! ... pinion angle now is 3.5 degree with caltracs preload 1/4 turn .....
by raffaplymouth
Thu Aug 27, 2015 7:24 am
Forum: Chassis and Suspension
Topic: 70 CUDA REAR END
Replies: 40
Views: 42759

Re: 70 CUDA REAR END

installed now also 28-4.5 front tires instead 26 .... front to rear height is ok ??