My supercharged FB RX-7
'83 RX-7 with a streetported 4-port 13B, Camden 7" Supercharger with -7 pulley (9 PSI Boost), 600 CFM Holley carb, Racing Beat road
race header collected to 2", Racing Beat presilencer, Borla Pro XS muffler.
Nitrous LSx Mazda RX-7 vs E85 Big Turbo EVO on slicks!
EVO HAD CLUTCH ISSUES REMATCH COMING SOON!!
OutOfOrder EVO vs DNR Performance LSx RX-7
Shoutout to 3HeadedElephantS for the GoPro Footage! Checkout his channel
and subscribe, also watch his badass edit of this same race here:
after fitting all my custom made Supercharger gear this was its first test and tune
start running straight lpg/propane..maybe this is the only one in australia
or possibly the world??
Mazda RX-7 Spitting Huge Flames from Exhaust!
When I was driving back from an event, this turbocharged Mazda RX-7 FD3S passed me in a
tunnel. As you can see this tuned Mazda RX-7 FD3S was spitting some huge
flames from the Exhaust! Hate it or
love it, I really enjoyed it! :)
1st Channel: http://www.YouTube.com/GUMBAL
2nd Channel: http://www.YouTube.com/GUMBALTV
3rd Channel: http://www.YouTube.com/CarChannelClassic
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Rotary 20B turbo RX7 - Dyno & track
Built as an all-round event's car, Charles' Mazda RX-7 has undergone
serious chassis and engine changes including a Promaz Automotive
bridge-port 20B rotary engine. Boost
comes from a Garrett turbocharger while
the engine runs on methanol fuel controlled by a MicroTech LT16 computer
and LTC dash logger. Backed by a Jerico 5-speed dogbox, the clutch was
suffering on the Dyno
as the Promaz team got the car ready for Performance Car Mania. [
Get your track gear!
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Performance Car Mania, Winton Motor Raceway, Australia - September 2014
Mazda Rx7 4-rotor race car. The making of a Defined Autoworks Beast. [Offical Video]
Never before seen footage showing the assembly/start-up of our custom
4-rotor. It is the first 4-rotor since the 787b to use triple spark plugs
per rotor. It is also the first since the 787 to feature telescoping intake
manifold. Custom made slide throttle body system. A world first however is
the use of a center main bearing and 4-piece eccentric shaft. Quick specs-
9.7:1 rotors, lightened and race clearanced. Race main bearings, and race
rotor bearings, ceramic NRS 2mm apex seals. Custom stationary gears, Full
custom Peripheral Port in each rotor housing (defined auto), Aluminum side
housings for reduced weight. Needle roller bearing in the center housing.
4- Piece eccentric shaft 0:47
Dynamic engine balancing 1:23
Variable length intake 2:20
Engine assembly 2:32
Rotor rotation 3:49
Slide throttle 4:00
4-rotor startup and idle 4:30
All footage and editing was done by Defined Autoworks. Music by Ivan
Contact us at 614-592-7991 we build any type of rotary powerplant to the
See the build thread here-