Th400 direct drum clearance .080
WebTH400 Aluminum Direct Drum with Pro Mod Sprag Our best TH400 direct drum is a hybrid aluminum and steel design. It still has the 36 element sprag and the five clutch intermediate pack, but the clutch drum portion is constructed from 7075-T6 hard anodized aluminum. This lightweight and durable material reduces the weight by 50% compared to the ... Webward (First gear) drum and the direct (Third and Reverse) drum. Adding just one clutch (from five to six) immediately adds 20-plus percent to the holding capacity of the clutchpack. All forward drums will accept six clutches, while you must choose the direct drum with the proper piston support land height to allow enough room inside the drum ...
Th400 direct drum clearance .080
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Web5 Feb 2013 · Big sprag use the 400 radial grooved clutches to put oil over the face and reduce laminar film in first gear from lube oil..045 TO .085 is fine for clearance. B bluchev … Web21 Nov 2024 · I've been doing some tinkering while I wait for my new direct drum. I tried the washer thing you mentioned. I have some that are 0.079 - 0.080" thick. I put those in and the snap ring still went in. But it looks like that is about it. The pressure plate was a hair above the bottom of the snap ring groove. The plate measures 0.432" btw.
Web23 Dec 2015 · Install the washer that sits between the hub and the drum, then set hub on the support shaft and hold it tight. Lift up on the drum to check for clearance between these two rotating pieces; we’re looking for .008" to .015" here. If …
Web3 Mar 2024 · Odd: the T-400 drums I have worked with for decades. Have the same size lip seals in both input & direct drums. The 4L80 drums are different size on the center lip seal. The bonded pistons can not be swapped. edit: Transmech... aluminum pistons are lighter. Easier on the sprag during shifts. Web19 Mar 2016 · Picture nine shows a piston that has been machined to allow 6 clutches in the drum. The last picture shows the differences between the direct and forward pistons. The piston for the direct drum must have a drain check valve. The forward drum has a built in drain check valve so it doesn't matter what style piston goes there.
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Web25 May 2005 · On one rebuild video that I have they say forward drum is between .010-.030 and for the direct .030-.050, but other information and another video that I have say … gerald and giant chessWeb97-up 4L80E Direct Clutch Drum Bonded Piston New Transmission 99 00 02. New (Other) $21.21. g-body86 (2,397) 100%. Buy It Now. Free shipping. Sponsored. . TH400 Direct *OR* Forward Clutch Drum Piston Lip Seals 4l80e lip seals early. gerald and julia latest newsWeb25 May 2005 · Big Block Cadillacs TH400 Direct Drum, Forward Drum Clutch Pack Clearances Justin May 23, 2005 Justin Member Joined Oct 15, 2004 Messages 695 Reaction score 1 Points 18 May 23, 2005 #1 I am rebuilding a TH400 out of a 70 deville and am going to be turning it into a switch pitch. christie\\u0027s warehousehttp://www.bdub.net/tranny/TH400SuperBeefing-text.pdf gerald and kathy crabb divorceWebRemove the center seal on the direct drum. No seal is used at the location shown. Install new inner seals and outer seals on the direct drum apply piston. Step 4: Install Springs. Install 16 new gold-color springs on the direct drum apply piston, and install the retainer and snap ring. Set the clutch pack clearance to .050 to .080 inch. christie\u0027s watch auctionWebTurbo 400 TH400 High Performance Race Transmission 2WD : 9" Tail with Free Transmission Fluid. Monster Sale Price: Sale Add To Cart Got Questions? Give Us A Call 800-708-0087. Quick View. Custom Turbo 400 TH400 Performance Super Duty Transmission 4WD 4x4 with Free Transmission Fluid. Monster Sale Price: christie\\u0027s watch auctionWeb8 Jul 2012 · If you are going to be using a production 4L80E direct clutch drum, the following combination of parts will get you very close to the recommended clutch pack end … gerald and kathy crabb