As we continue with this two part ZR-1 story,
examine some of the exotic LT-5 powered
It all started with a factory test mule. The
was to see how a ZR-1 would perform if given
and less weight. The end product resulted in a
was so fast it was named the "Snake Skinnner", for it's
ability to out-perform the Viper and legendary
It's stock appearance is most deceptive.
Deep in it's secluded desert hideout, this
underwent a metamophosis of grand proportions.
The fiberglass hood was replaced with a high
Kevlar hood with half the weight. The rear
was plexiglass. No air-conditioning, no radio,
other power amenities were included in this
of a Corvette. The engine is this "SS" very
The LT-5 ZR-1 engine retained it's original
However, it's what's inside that counts. The
advanced in timing a bit, the intake throttles
so that all ports would flow equally and
bolted up to the aluminum block to increase
out of this beautiful engine. A black crackle
placed on the surface of the engine to reveal
secret identity. At first only 440 HP was
later, 475 NET
Horsepower was advertised.
Let's take a look at some figures:
0 - 60 MPH .................. 3.6 sec.
0 - 100 MPH ................. 7.8 sec.
1/4 Mile : 11.8 sec. @ 123 MPH
0 - 100 MPH - 0 : 12.8 sec.
( This beats the '65 427 Cobra Record Holder
of 14 sec. )
Cornering : 1.05 g's
All of this was done with a set of Goodyear
tires, the "S" stands for
"sticky", which were mounted
on a set of Dymag magnesium wheels.
This type of dynamic performance was a bit too
for the corporate executives, so the Snake
never became a factory option.
Enter the "Tuners"
Both Doug Rippie and John Lingenfelter
data required to build their own Snake
Not content with leaving well enough alone,
LT-5 engine packages that not only delivered
with the original displacement, but also
that were "stroked" to 368 cubic
inches and pumped out
565 Horsepower !!
Dick Guldstrand took all of this one step
produced a complete package that included the
LT-5 engine, a handling package, and a body
that could handle all of this extra power. The
The Grand Sport 90
Classic lines clearly tell all that this is no
Corvette. A paint job just like the one on A.
Grand Sport that he raced at Sebring in 1964.
18 inch wheels, special suspension, special
you name it, it's got it !!
What Curves !!