Big Block Turn-Key Crate Engine With
Drive To Track, Kick Ass, Take No
Names And Drive Home
Big block Chevy 572
performance aluminum head engine
combination was designed for maximum
street/strip performance on pump gas. All engines can be
custom painted to match your vehicle at your request. We can
outfit your engine with the exclusive March Performance
serpentine belt system.
We can also assist you in choosing the
proper transmission and stall speed
converter combination for your vehicle and
have it shipped directly to you as your
performance crate engine is being built.
See Below The Quality Of
Parts We Use In Our Engines
Short Block Assembly:
Fully machined New Gen VI tall deck 4
bolt main Chevy block
Block painted with 3 coats of
high temp ceramic engine paint customers choice of color
steel crankshaft 4.500 stroke
connecting rods with ARP bolts
High performance pistons
(Speed-Pro, Keith Black, SRP, or Mahle)
Performance rod and main bearing
(Clevite, King or Federal Mogul)
Have a custom painted car?
Why not have a custom painted
engine? Give us your paint
code and we'll do the rest.
Old School Look:
One of the most popular and
durable dress-up kits available
today! This black crinkle kit
with its distinctive look and
boldly striking wording comes
with everything you need for
race day or show day!
world’s finest transmission
packages, custom made for
Proformance Unlimited. Each
Transmission Package is tailored
to your engine, and Test Driven
to ensure maximum performance. They
build them from Mild to Wild, if
you’ve got the horsepower, they
have the transmission.
Or TH-400 Add $2,300
vehicle is a hot rod, street car, race car,
or even a tow truck, here at Proformance
Unlimited we are here to help design and
build the combination that best suits your
vehicles needs. Please browse our engine
combinations listed below or custom design
one of your own. Proformance Unlimited is
best known for our precision custom designs.
From that special built stroker engine to
that turn-key drop in ready crate engines,
call Doug or Steve and we will be happy to
answer any of your questions.
All engines are custom built to order for
total customer satisfaction
PROFORMANCE UNLIMITED INC. RESERVES THE
RIGHT TO MAKE CHANGES IN DESIGN OR TO MAKE
ADDITIONS TO OR IMPROVEMENTS UPON ANY OF ITS
PRODUCTS AT ANY TIME WITHOUT INCURRING ANY
OBLIGATION WHATSOEVER TO INSTALL THE SAME OR
IMPROVEMENT UPON PRODUCTS PREVIOUSLY
MANUFACTURED. OCCASIONALLY DEPENDING ON
AVAILABILITY, PARTS MAY BE SUBSTITUTED THAT
WILL NOT EFFECT PRICE, PERFORMANCE,
APPEARANCE OR QUALITY OF THE PRODUCT.