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Kevin's Porsche killing TR7!

To: tr8@mercury.lcs.mit.edu
Subject: Kevin's Porsche killing TR7!
From: gall@beta.uleth.ca (Greg Gall)
Date: Mon, 18 Apr 94 22:35:31 MDT
Kevin Burtch related this story to me today, I thought y'all might be
interested in it:
> 
> > I'd like to hear about it!!

His TR7, that is!

> 
> You asked for it!
> 
> The car was a '76 TR7 that I picked up from a friend as trade for a 440 
>powered
> Duster (project) drag-car. It didn't run at all when I towed it to the shop
> where I worked at the time. I (not knowing _anything_ about britcars, or those
> wierd motorcycle carbs) tore down, cleaned and reassembled both carbuerattors.
> The black crud that filled both carbs told me the DPO had used acetone to 
>raise
> his octane! Sure enough, the fuel lines were almost completely decomposed! I
> pulled the distributor cap, and filed down the severely corroded contacts, as
> well as the rotor's tip. When I put it all back together, I cranked, and 
>cranked,
> and cranked... -BOOOM!-  "what the #@||!?" I yanked the plug wires and swapped
> the outer with the inner pairs, and barely touched the ignition key... 
>-VROOOM!-
> I couln't believe it! The DPO had the plug wires 180 degrees off! The thing 
> purred like a kitten! I have _never_, to this day, seen a four cylinder engine
> run as _smooth_ as this one! The only engine I've ever seen even come close 
>is a
> MoPar Slant-6 I tuned up for a friend this weekend! (these engines are 
> notoriously smooth, to the point most people grind the starter at every 
>stoplight
> thinging the engine died!) This engine didn't even wiggle when idling! I 
>still 
> can't figure it out. By their basic design, a non-balance shafted four _can't_
> run that smooth! I took it for a spin, and WOW! This little car had PULL! I 
> quickly changed the oil and filter (after worming it enough to stir up the
> sediment in the pan) and quickly learned why the spin-on adaptors are so 
>popular.
> After that, I took it out to the back entrance and opened it up. (the place I
> worked had a long parking lot for all of the semis that came in and out, there
> was also a straight 1/2 mile drive in the back) I nearly filled my pants! The
> car made a _lot_ of noise over 4000RPM! (vibration) I floored it and went 
>through
> the gears (listening to the CVs crackle and wondering what the #@|| it was). 
>It
> pulled decent up to 3000RPM when you felt the torque coming on, increasing 
>slowly
> until 5000RPM when it pinned me to the seat! (second and third!) This amazing
> pull kept up until redline when I shifted and ripped the tires loose! (every 
>gear!)
> (I later held it to 7000 where it still pulled hard! Never had the nerve to go
> higher) The security guard, a friend of mine, had a 350 camaro that was 
>previously
> used for running drugs (by it's DPO), the interior was ripped to pieces by the
> police, but the engine was STRONG! He used to blow away TPI corvettes!! He was
> following me the first time I had the car on the road, before I fixed the 
>speedo
> cable. There is a long, curvey entrance ramp (Okeechobee to I-95) that I "went
> through the gears" on with my friend with the hot-rod camaro behind me. He 
>later
> told me he had it floored, and when I was in the last curve, he was doing 
>96MPH!
> ...and I was pulling away HARD!! YEEHAW! I was probably going over 110 
>entering
> the freeway! (I _did_ have to slam on the brakes to get on, still passing 
>people!)
> One day coming back from "cruising the beach", a brand new 944S Porsche was, 
> well, trying to annoy me. :) He kept revving, and goosing his car until I just
> said "why not?!" I redlined it (going ~35) and dropped the clutch, burning 
>rubber
> while pulling away from him! He tried it again several time! Apparently, _he_ 
> couldn't believe it _either!_  I did the same thing to another 944 a couple 
>weeks
> later, pulling away from him at 90! (from ~45-50) I had the car well over 110
> several times after I fixed the speedo-cable, and it was still pulling! This 
>car 
> sounded like a big, high-revving, well tuned motorcycle when over 5000RPM, man
> I miss that sound! (my '80 doesn't sound _near_ as nice, nor is she half as 
>fast)
> 
> I couldn't get my current '80 TR7 over 75MPH in the entrance ramp I mentioned 
> earlier.
> 
>  The ignition system impressed me, it was an optically triggered one of 
>unknown
> origin. The distributor was a vacuum advance unit, the only one I've ever 
>seen.
> (they're usually vacuum retard) The exhaust system was stock, with the long
> downtubes only seen on the '75-'76 TR7.  The carbs were manual choke Zenith-
> Stromberg 175-CD2. The transmission was the stock 4-speed, but I don't know 
>about
> the clutch. The cam was in question until I dropped the head, cam and all, 
>onto
> my convertible with no difference in power. The only thing I can think of is 
>the
> rings must have been perfect, along with the good exhaust and the ignition 
>system.
> The tires were Pirelli P-4 185/70R13 all the way around.  The only 
>"modification"
> I made was to remove the air-cleaner cover, and wire on the filter. This was 
>so
> I could fit the fat battery in. (the only one I had) It made the carbs sound 
> nice though! :)
> 
> Now if you want to hear about the reason I called it "The Magnet", let me 
>know.
> (somehow I get the feeling you won't :)
> 
> > (somehow, my '79 auto TR7 has difficulty beating Fireflys (Pontiac, that
> > is!)!!)
> 

Hope you like!

Greg.
-- 
Internet: gall@ultrix.uleth.ca

"You miss too much these days if you stop to think"
By a famous Irish poet and philosopher, Bono of the band U2, circa '91.

'76 Triumph TR7 V8 (Buick 350) Fixedhead Coupe.
'77 Triumph TR7 4spd, A/C Fixedhead Coupe.              _   /|  A
'79 Triumph TR7 Auto Drophead Coupe.                    \`o_O'  C
'78 Mazda RX7.                                            ( )   K
'73 FIAT 128 Coupe SL 1300cc.                              U    !



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