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Old 04-17-2009   #11
-=Jeff=-
 
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Default Re: Header install tips and tricks??

Quote:
Originally Posted by GOLDCYLON View Post
The inner wheel panels need to come out of the way without a doubt. And the dipstick tube issue has been covered unless your running JEALS . Not sure on Watsons buts Dom may have some input on that since hes running them. Can we assume these are stainless works headers Jeff? I only ask as you did not say.

Without a doubt you will need O2 extenders for at least one side maybe both. And the drivers side is the bear due to the steering shaft as the turn.
Sure you can ask.. they are 2" Primary Watsons..

Thanks
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Old 04-17-2009   #12
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Default Re: Header install tips and tricks??

I installed SW headers but found this write up to be very helpful
Jeal Header Install

I did not use the original bolts but went with stainless ... bought a complete set. If you are installing SW headers, study the bolt holes carefully ... you might want to "practice" putting a bolt into each hole. There's either 1 or 2 that you have to "angle" the bolt to get it started which I found impossible to do once I had the headers in place on the engine. i.e. I didn't get all bolts in which isn't absolutely necessary. Notice how many bolts were used in the OEM manifold ... the factory didn't use all the bolts that could have been used. Anyway, if you want to have a bolt in each hole, you will need to determine the tight fitting ones & probably get the bolt in place before you attach the header to the engine. This will probably take more than 2 hands which wasn't an option with me. I did the whole thing unassisted.

A lift would have made the job much easier ... again, not necessary, but I really wished for one.

The O2 connector on the right side is a B****. Impossible to reach the connector unless you are a 4 year old midget with small strong hands. I ended up snaking the connector from the engine harness out toward the front of the engine & adding an extension that was routed around everything back to the right side O2 sensor. Be sure to tie it up & insulate if necessary. The harness will MELT if it touches the header and it doesn't take very long to do this damage ... don't ask how I know.

Good luck ... you're going to love the end result. Headers really help the LT5 come alive.

George
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Old 04-17-2009   #13
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Default Re: Header install tips and tricks??

Quote:
Originally Posted by -=Jeff=- View Post
Sure you can ask.. they are 2" Primary Watsons..

Thanks

Talk to Dominic XfireZ51, hes the last person who installed a set of Watsons that I am aware of. Doms usually a wealth of info and im sure he might have a few pointers for you Jeff.
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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

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Old 04-17-2009   #14
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Default Re: Header install tips and tricks??

I think AL did Doms...Jeff and Dom live in the same town.
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Old 04-17-2009   #15
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Default Re: Header install tips and tricks??

Quote:
Originally Posted by LGAFF View Post
I think AL did Doms...Jeff and Dom live in the same town.
Yeah Al did it Dom helped and burnt his hand..
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1990 Corvette ZR-1 #1051
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Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 04-18-2009   #16
zr1don
 
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Default Re: Header install tips and tricks??

I installed SSW headers a couple months ago. As previously stated, removed front tires & inner wheel wells. I also removed engine mount bolts, one side at a time & jacked up the engine on that side to get a little more room. I also moded the dipstick bracket to get it to work with with the SSW headers. Be carefull when you removethe dipstick from the oil pan, it is easy to lose the seal the that seals the dipstick to the pan. (kinda like an o-ring seal)

Good luck witht the install!!!!
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Old 04-18-2009   #17
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Default Re: Header install tips and tricks??

How many little screws on each side for the HEat shield?

I see 4 ont he driver side.. that it?
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1990 Corvette ZR-1 #1051
Watson Headers (2" Primary) - 3" Magnaflow Bullet cats - LT4 Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 04-19-2009   #18
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Default Re: Header install tips and tricks??

1 Down, 1 to go

Driver side is removed and Header is installed

I did not remove rear part of fender well, having the Brake Booster out helped a ton..

and the ROOM now.. WOW..

next header later today or this week..
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1990 Corvette ZR-1 #1051
Watson Headers (2" Primary) - 3" Magnaflow Bullet cats - LT4 Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
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Old 04-19-2009   #19
blackjack
 
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Default Re: Header install tips and tricks??

dont forget to coat your bolts with some sort of sealant or anti-seize,as
aluminum and stainless dont fare well together ,especially in harsh environment
bj
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Old 04-19-2009   #20
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Default Re: Header install tips and tricks??

Passenger header in but not tight yet.. I think the end of my dipstick tube is goobered up so I Want to look for a replacement

know of a source?
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1990 Corvette ZR-1 #1051
Watson Headers (2" Primary) - 3" Magnaflow Bullet cats - LT4 Catback
Late Model IH - Plenum
Coilovers - 4.10s
Custom Interior
NCM Lifetime Member #978
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