John Parsons
John Parsons
@parsonsj
Prominent Member
Joined: October 3, 2018 11:53 am
Last seen: June 8, 2025 1:58 pm
Topics: 47 / Replies: 610
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RE: Nut / bolt marking

Thanks -- found some at McMaster-Carr. I'll have 'em tomorrow.

7 years ago
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Replies: 13
Views: 5549
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

I can ask my guy at Wilwood, but I will guess his response will be "no"... I'll wait to try and get that information once I get my front rotors off th...

7 years ago
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

Richard, with a new set of 280mm steel rotors in hand, if you can provide dimensions, I'll be able to work out if Wilwood stuff might work. The bigges...

7 years ago
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RE: Source for SR3 Heavy Duty Half shafts

I heartily endorse Driveshaft Shop. I've had a lot of work done there over the years.

7 years ago
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RE: Blipper Shifter Diagnosistic

I re-used the Radical shift block and wiring connector for my MoTeC conversion. My notes show: UP -- power = red, signal (ground) = blue DOWN -- power...

7 years ago
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RE: Blipper Shifter Diagnosistic

The shifter block uses 4 wires (2 for up and 2 for down shift). Each side should have a 12v supply, and the ECU (or GCU on older cars) pulls the corre...

7 years ago
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

I just got a reply from Wilwood: the best thing you can do is comb thru my offerings and see what might work for you. I don’t have anything off the s...

7 years ago
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

Ah -- I've not measured mine. You're right: if the steel rotors are 21mm from the factory, that's plenty thick. I reached out to Wilwood with the dim...

7 years ago
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RE: Drive shaft service recommendations

Charley, that's good stuff. It fits with what Wisko Racing told me a couple of months ago. Have a look in the alternate parts area for a link for wher...

7 years ago
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RE: Blipper Shifter Diagnosistic

Not that I'd recommend this course of action for others, but these were the sort of issues that led me down the path of a complete ECU replacement.

7 years ago
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

I think the .81 (21mm) rotors are too thin for our use -- I'd not want to go there, especially on a front rotor. Did you get prices on new rotors from...

7 years ago
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

I'm back in town today, and should be able to get some measurements.

7 years ago
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

I'll be back in town early next week, but it seems that swapping to a Wilwood rotor is not straight-forward. I think the mount points are different --...

7 years ago
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RE: Brake conversion Carbon to steel - need to source calipers and rotors

I was looking over Wilwood's catalogue and came up with my own set of related questions: what's the dimension of the mounting tabs to the hat? Bolt ce...

7 years ago
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