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8-sec Mazda RX-7 with a Turbo Billet 13B

This first-generation Mazda RX-7 (Series 2) was built by Alex Bell while working at PAC Performance as their engine builder. The car was engineered to run mid-8’s in the quarter-mile. It was sold in 2022 and sent to New Z. ....

New Zealand , Big Poppa , Alex Bell , Rotary Works , Competition Engineering , Mickey Thompson , Rx 7 ,

1974 Nova with a Turbo 13B Two-Rotor Goes 9.55 sec


1974 Nova with a Turbo 13B Two-Rotor Goes 9.55 sec
The owner of this unique Mazda rotary powered 1972 Nova traveled to Thunder Valley Raceway Park in Lexington, Oklahoma for a test and tune. While there they ran a personal best ET of 9.552 sec at 144.41 mph. Under the Nova’s hood sits a turbocharged 1.3 L 13B-RE two-rotor built by RotaryEngine.com making 625 whp on 30 psi of boost. It features a large street port, G42-1200 turbocharger, two Tial 38 mm wastegates, Rotary Works 90 mm throttle body, and Haltech PS1000 ECU. The engine is fed fuel through Seimens 220 lb primary injectors and Moran 325 lb secondary injectors from a Aeromotive A1000 fuel pump and regulator. A GForce G101a four-speed transmssion with a Clutch Masters twin-disc clutch sends power to a GM 12-bolt rear end with a Trutrac LSD and 4.88 gears. ....

United States , Thunder Valley Raceway Park , Rotary Works , Clutch Masters , ஒன்றுபட்டது மாநிலங்களில் , இடி பள்ளத்தாக்கு ரேஸ்வே பூங்கா , ரோட்டரி வேலை செய்கிறது , கிளட்ச் முதுநிலை ,