about the future of Roush's performance parts and customization
efforts for the Chevrolet Silverado continue to provide fodder
for truck gossip, because the Roush brand has long been associated
with Ford products.
for an update on the rumored Roush Silverado (see original
story and pictures) and Roush's announcement last year that
the tuning house planned to sell superchargers for Chevy's
half-ton pickup, Joe Thompson, Roush Performance's vice president
and general manager, told PickupTruck.com, "There have been
rumors that the (Silverado) program has been cancelled but
that's not the case. The truck may not show up Roush branded
but we'll make sure the Roush association is known."
Thompson also said work continues on the Silverado supercharger,
in cooperation with General Motors' Service and Parts
Operations (SPO) division.
have a prototype system already working. The (production supercharger)
is about to go on sale this summer, in May or June," says Mr.
the brand the supercharger will be sold under isn't finalized,
the GM engines it will be paired with are. The Roush engineered
supercharger will first be offered for GM's 5.3-liter Vortec
V8 and later for the 6.2-liter Vortec V8. There won't be a supercharger
for the outgoing
6.0-liter Vortec Max V8 (as was speculated
in the original story, below).
figures for both superchargers aren't available yet, so stay
In May 2007
longtime Ford tuning house Roush Performance Products broke twelve
years of tradition by announcing
it would expand its armory of high
performance powertrain components to include options for General Motors
cars and trucks. The initial GM hardware list included handheld tuning
computers and cold air intake kits.
said its engineers were working on a new ROUSHcharger supercharger
for 2007 and up Chevy Silverado and GMC Sierra full size pickups, similar
to the 450-hp and 500-lb/ft (plus 5.4-liter V8) unit housed in Roush’s
Stage 3, 500RC, and limited edition Nitemare Ford F-150 pickups. No date
was given when the GM ROUSHcharger would be available.
fall, an unauthorized camera phone picture of a confidential
Roush document escaped onto the Internet. It was a picture of a Roush tweaked
body and wheel kit for the Chevrolet Silverado.
Now it looks
all come together for Roush and Chevrolet.
caught this ROUSHcharged Chevrolet Silverado out for a drive. It’s
a dead ringer for the Roush modified Silverado in the picture leaked
last year. ROUSHcharged labels on the sides of the hood’s
power dome are almost certainly confirmation it has the long-awaited
Roush blower mounted on the engine. We suspect it’s the 6.0-L
Vortec Max V8 that’s factory rated at 367-hp and 375-lb/ft but
will hit 500-hp and 500-lb/ft with the ROUSHcharger. It also has at
least one other significant hardware change – dual exhausts out