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#1 |
![]() Join Date: Aug 2008
Location: Albany, GA
Posts: 11
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Is there an existing write-up somewhere as to the steps of properly removing the LT5? I did some searching on the Forum, but didn't really come up with anything. Any tips or suggestions would be welcome. Hopefully I can return the favor soon.
thanks again. ![]() Last edited by ZBrink; 01-26-2025 at 12:37 AM. Reason: edited for clarity |
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#2 |
![]() ![]() Join Date: Apr 2007
Location: Northern VA
Posts: 2,646
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Get a set of ZR-1 LT5 Service Tapes
Engine removal is well covered Contact Al Whittier old.hot.rodder@verizon.net __ Last edited by ZBrink; 01-26-2025 at 12:38 AM. Reason: edited for clarity |
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#3 |
Join Date: Oct 2004
Location: Folsom CA
Posts: 1,657
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Bill:
Howdy!! There's a write up over on the front page: http://www.zr1netregistry.com/lt5rebuild.htm Here's a write up with pictures at Corvette Fever: http://www.corvettefever.com/howto/16798/index.html (DEAD LINK) If you've got a LOT spare coin to spend, a 415, 427, or 440 stroker conversion would be the next obvious choice. You're closer to Aaron, but Marc Haibeck does them too: http://zr1specialist.com/HAT%20Web/p...20upgrades.htm While you have the tranny out it might be a good idea to send it to Bill Boudreau (The ZF Doc) and have it checked out and cryo treated. http://www.zfdoc.com/index.htm I highly recommend Bill's "C-Beam Plates": http://www.zfdoc.com/c4beamplate.htm Made a world of difference on my Z. I used to be very wary of mashing the go pedal unless I was the only car on the road. When the tires would spin, the rear end would step right. It felt like miles, but in reality probably only a foot or so. The beam plates minimized it bunches. Although torque still affects the attitude of the rear of the car it's no where near what it used to be. I'm told that a rear end gear change is the best bang for the buck, 4:10's are usually what people put in. It makes 6th gear usable on the freeway. http://zr1specialist.com/HAT%20Web/products/gears.htm Again, this is something Aaron can do for you, but it's always nice to see your options. Good to see you again, and again, Welcome to the..... Brotherhood of the Beast!!! TomC a.k.a."Crabs" Last edited by ZBrink; 01-26-2025 at 12:51 AM. Reason: edited for clarity |
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#4 |
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Posts: n/a
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It's simple
1) Remove trans 2) Remove exhaust manifolds 3) Remove plenum and inj housings 4) Undo all wiring connections to the motor 5) Undo oil cooler and coolant lines 6) Remove power steering bolts (let unit dangle) 7) Remove ac compressor bolts (let unit dangle) 8) Lift motor Some obvious steps skipped. Good luck! |
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#5 | |
![]() ![]() Join Date: May 2007
Location: Peoria, AZ
Posts: 9,120
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__________________
GOLDCYLON - 91 ZR-1 #2014 GOLDCYLON - 90 ZR-1 #2794, 4L60e (Formerly Schrade's) GOLDCYLON - 11 CTS-V Arizona State Director ![]() 91 WHITE/BLACK #2014. 380 P&P&PCed,Ported Heads, Jeal Long tubes, Corsa Exhaust/FIKSE FM-5s /LED TLs, LED Headlights, Front Wilwood 6 piston narrowlite calipers and rear Wilwood caliper street shop mod,CNCed Coolant Pipes,TPI Cvr,Filter cover,Stainless Bolts, DRM/DOM PROM /ZFDOC mod build #102,DRLs,BMAD with stainless Debris Screen,Coplan Air Blaster, Pioneer APP Radio 4,Brey-Krause HB,Sub Bar,Fire extinguisher seat mount,DRM Coilovers,LEDs everywhere,Compass mirror (orange),V1 DIC hidden display, Homelink sun visor, Carbon Fiber top x3 and APSIS Carbon Fiber interior, APSIS CF Steering Wheel/NAPA Leather, Banski trailing arms, Guldstrand front suspension,urethane bushings from Prothane (total suspension) ZFDoc drive shaft safety loop, raptor shift light (orange),AO engineering louver front plate, Console seat cushion, 96CE seats with black custom Sheepskins, ss billet catch can,Viper remote entry/alarm,Cragar Rear Louvers,LED side louver lights, Dewitts Radiator with SPAL fans and a Woods 160 T-Stat 90 RED/BLACK #2794. 4L60e Automatic Stage V by RPM Transmission, TCI Dedicated TCM, OBX Stainless Headers, Corsa Exhaust, SAN Secondaries and Haibeck PROM, Exotic Muscle Coil overs, LED Interior Lights, LED Tail Lights, LED Headlights, 94 Sport seats with black custom Sheepskins , Cragar rear louvers, GS Front calipers, Banski Trailing arms, APSIS Carbon Fiber steering wheel, Front and Rear Baer Eradispeeds, DRLs, Guldstrand front suspension,urethane bushings from Prothane (total suspension), Dewitt's Raditor with Dual SPAL fans and a Haibeck 170 T-Stat 11 RED/GREY CTS-V |
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#6 |
![]() Join Date: Mar 2007
Location: Crystal Lake, IL
Posts: 7,180
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I sell the CPT video and manuals for $45 shipped on CD......video shows removal process
leegaffigan@yahoo.com is paypal http://www.zr1.net/forum/showthread.php?t=13558
__________________
LGAFF 90 #966-150K miles-sold 92 #234-sold 1987 Callaway TT #17 1991 ZR-1 #1359 |
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#7 |
![]() Join Date: Jan 2004
Location: Alex VA
Posts: 1,080
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solo engine out!!! a few small issues. slipped and broke off oil sender (really brittle), the engine tends to hang up just a bit on a stud from the firewall. it caught a bit and cracked the AC housing.
I missed the wire going to the cam position sensor came out just fine with headers on and I pulled the tranny with the shifter stick in place (harder that way I think) big job, now onto the porting and more HP for the LSV!! |
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#8 | |
Join Date: Jun 2006
Location: Sparks, NV
Posts: 2,843
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Have fun with your project. H |
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#9 | |
![]() Join Date: Jan 2004
Location: Alex VA
Posts: 1,080
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the secondary ports can go from 34 to beyond 36 and there is some evening up and port matching staying with the same cams and bottom end. the Haibeck MLS gaskets will raise compression a bit. Doc, you asked if they are thinner? I'm not so sure, I think compressed they are, but the CR increase is likely more from surfacing the head the MLS is more forgiving and should durn sure seal better than the blown hg on there now. |
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#10 |
![]() Join Date: Jan 2004
Location: Enterprise, Alabama
Posts: 356
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Make sure you build an engine support at the rear of the engine once you pull off the trans. The engine will want to hang down in the rear due to the forward engine mounts.
__________________
Tony Davila (Projects) Water Meth: http://www.zr1.net/forum/showthread.php?t=19422 Exhaust cut outs: http://www.zr1.net/forum/showthread.php?t=22689 Auxiliary 12V install: http://www.zr1.net/forum/showthread.php?t=22878 Auxiliary pusher fan install: http://www.zr1.net/forum/showthread.php?t=22859 Oil Catch can Project: http://www.zr1.net/forum/showthread.php?t=20320 |
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