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Rx7 highway
13b series 5, street port, RB street Exhaust, weber 48 IDA

1st gen rx7 12a street port rev
Rx7 reving

My 1980 series 1 rx7 stock 12a with new full racing beat street port exhaust!
I got my new Exhaust on! Sounds quiet... But it's ok runs great! She really opened up at about 4500 rpm. Thank you racing beat again! If you call them talk to mike he is the man! It's been 7 years comein! If you like this please thumbs up it! Thanks to jdoublenaz I have a low like value cause someone forgot to change his tampon and got his Honda pants got messy!

RX7 T78 Street Port
Work in progress. Quick walk around.

Mazda rx-7, engine 13B, Rebuilding rotor engine, Final Stage

12a Mild Port Rx7 Dyno Redline Rotary
12a Mild Port Rx7 Dyno run at redline rotary. 140hp atw with Special oil from redline rotary!

1974 Mazda RX4 Test Fire @ Idle
1974 RX4 13b open header at idle. Still in the works...

Mazda rx-7, engine 13B, Big Street Port. Compression test, part1
Raw video.

unimog climbs wall crazy
we drive the unimog up the side of the wall at the shop. the 1st few times will full tire psi and it bounced to much the last time we droped the tire psi. lets see your jeep do this lol

11.98 12a.wmv
Fastest West Coast All motor 12a

Rx7 At idle, ported engine
aggresive streetport. Dynoed 459rwhp@15 lbs of Boost

13B Peripheral Port MaZDA RX-7 on dyno.
This is my 13BPP FC3S. back in 2003. I was Dynoing the car and brake in the engine at same time cause car was not street legal, so cant brake in the engine on street. plus in my opion the Dyno brake in just much easier and save a lot of time

13b mazda RX7
this is my bro's mazda rx7 with 13B street port and no its doesn't have a turbo.

RX7 street ported vs RX7 stock
FCs

Loud Bridgys cruising the streets
Bridgys cruising the streets