04-24-2020 | #11 |
Join Date: Nov 2016
Location: Norway
Posts: 397
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Re: Winter Project - Suspension Upgrade
That's the major issue with urethane stuff. Not as great as the ads imply.
Is it even possible to aquire stock rubber bushes these days? I'd love to give my suspension a similar treatment as you've given your's, but I really don't want to install urethane.
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- '90 ZR-1 |
04-29-2020 | #12 |
Join Date: Apr 2007
Location: Northern VA
Posts: 2,663
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Re: Winter Project - Suspension Upgrade
This time around with 3/8” hard neoprene rubber
Image1588175910.275793.jpg Sent from my iPhone using ZR-1 Net Registry
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Phil Wasinger 1994 Torch Red ZR-1 WAZOO Member George Braml Intake |
04-29-2020 | #13 |
Join Date: Aug 2006
Location: McLean, VA
Posts: 3,727
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Re: Winter Project - Suspension Upgrade
Looks great!
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04-30-2020 | #14 |
Join Date: Aug 2012
Location: Ellicott City, MD
Posts: 1,725
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Re: Winter Project - Suspension Upgrade
Nice, does this mean we are going to add this to the Wazoo assembly line in addition to the 427?
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Charlie __________ Dredgeguy WAZOO Member 1992 Bright Red/Black ZR1 #246 Dana 4:10 gears Polished LT5 by Haibeck Polished Fikse FM5's with Michelin Pilot Sport 2 Stainless Works headers and cats with Corsa |
04-30-2020 | #15 |
Join Date: Apr 2007
Location: Northern VA
Posts: 2,663
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Re: Winter Project - Suspension Upgrade
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Phil Wasinger 1994 Torch Red ZR-1 WAZOO Member George Braml Intake |
05-16-2020 | #16 |
Join Date: Apr 2007
Location: Northern VA
Posts: 2,663
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Re: Winter Project - Suspension Upgrade
Gorgeous weather today so took the Z out for and extended drive.
SuperPro bushings performed just as I had hope. Quite firm but not harsh like the hard urethane bushings I had in before. And best of all no squeaks. Sent from my iPhone using ZR-1 Net Registry
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Phil Wasinger 1994 Torch Red ZR-1 WAZOO Member George Braml Intake |
05-16-2020 | #17 |
Join Date: Apr 2007
Location: Northern VA
Posts: 2,663
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Re: Winter Project - Suspension Upgrade
DR trailing arm bracket mounting holes are not offset drilled like the stock brackets. This resulted in the upper dog bone bolts rubbing inner sidewalk of the larger 345/30ZR19 tires I’m running.
Solved the problem by re-drilling the bracket mounting holes the same as the stock brackets and changing out the stock 12mm forward dog bone bolts to these low profile 1/2” button head bolts. Plenty of clearance now even with the suspension fully bottomed out. IMG_0801.JPG Sent from my iPhone using ZR-1 Net Registry
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Phil Wasinger 1994 Torch Red ZR-1 WAZOO Member George Braml Intake |
05-26-2020 | #18 |
Join Date: Apr 2007
Location: Northern VA
Posts: 2,663
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Re: Winter Project - Suspension Upgrade
Final chapter in this project was wheel alignment and tire balancing.
I’m a big fan of road-force tire balancing and modern laser wheel alignment. Hunter Engineering is a leader in equipment for performing both of these tasks so I went on their website to find a local shop. Much to my surprise I found a shop just a couple of miles from me in Northern Virginia. They opened last year with and have the latest Hunter machines. The shop is Craftsman Auto located at 11611 Lee Highway. IMG_0812.JPG Turns out this shop is run by the Curry Family who used to run several shops in Northern Virginia under the name of Curry’s Auto before being bought out by the Mr. Tire chain ten years ago. The old Curry shops were the best around for car us nuts. Unfortunately Mr Tire had a different business model. My experience today at Craftsman was excellent. Their alignment specialist Reggie align the wheels perfectly to the custom specs I gave them. IMG_0808.JPG and Drew performed an expert tire balancing with their Hunter Elite Road Force machine. IMG_0810.JPG With the SuperPro bushings the car drives better than it ever has. I highly recommend this shop for anyone looking for expert four wheel alignment and road force tire balancing. Sent from my iPhone using ZR-1 Net Registry
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Phil Wasinger 1994 Torch Red ZR-1 WAZOO Member George Braml Intake |
05-26-2020 | #19 |
Join Date: Aug 2018
Location: Tulsa
Posts: 43
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Re: Winter Project - Suspension Upgrade
Great write up and follow up. Sounds like this may be next winter's project for me.
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05-26-2020 | #20 |
Join Date: Aug 2006
Location: McLean, VA
Posts: 3,727
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Re: Winter Project - Suspension Upgrade
Thanks Phil! I’m so glad that you found a shop that takes work seriously close to where we live.
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