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2008 American Road Race of Champions
November 7-9, 2008 – Road Atlanta Here’s a few pics I snapped at the 2008 ARRC Enduro event last Sunday 11/9/08. Mac Spikes and co-driver Myron Perry (the yellow car #4 car) took 1st Place in ITA and forth overall, running an MSPNP ECU that we tuned out for him a few days before the…
Read MoreMS3Pro & MS2 Megasquirt Wideband Installation
Wideband Overview A wideband oxygen (O2) sensor is vital for tuning and monitoring the air-fuel ratio (AFR) in engines, particularly when utilizing aftermarket Engine Control Units (ECUs) like Megasquirt. Unlike narrowband sensors, which only signal deviations from stoichiometric AFR (14.7:1 for gasoline), Megasquirt wideband setups offer precise readings across the AFR spectrum. This accuracy is…
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How to MegaSquirt your Toyota Supra Mk4 2JZ-GTE (JZA80)
MegaSquirt for the Mk 4 Toyota Supra, and other non VVTi Toyota 2JZ-GTE and 2JZ-GE applications The 2JZ engine gave the Toyota Supra a reputation as one of the top Japanese performance cars of the 1990s, and has also been a popular motor to swap into other platforms. DIYAutoTune’s 240SX land speed car is running…
Read MoreTwin Turbocharging our Nova: One Step at a Time Part1: Main Turbo Conversion
Way too much turbo, way too little motor. Should be fun. Oil System Parts List To order the parts needed for the oil system, I just started at the oil source, which is the oil pressure port on the block near the rear of the drivers side head, and envisioned each connection to the turbos…
Read MoreDIYPNP Documentation for 1985-1986 Toyota Supra
NOTE: The DIYPNPN52-K Kit has been discontinued as of 8/30/18. (If you found this page looking for our JZA80 MK4 Supra 2JZ Plug and Play PNP ECUs– click here!) 1985-1986 Toyota Supra USDM 5MGE MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1983 Toyota Supra. The wiring…
Read MoreDIYPNP Documentation for 1983-1984 Toyota Supra
NOTE: The DIYPNPN52-K Kit has been discontinued as of 8/30/18. (If you found this page looking for our JZA80 MK4 Supra 2JZ Plug and Play PNP ECUs– click here!) 1983-1984 Toyota Supra USDM 5MGE MT Test Vehicle Details: The vehicle used for drawing up these application docs was a USDM 1983 Toyota Supra. All factory electronics/ignition…
Read MoreMegaSquirt ECU Options
MegaSquirt EFI – the original, and still the best This covers the “core” MegaSquirt lineup – for other products, including MSPNP and MSPNP Pro plug and play options as well as the MS3Pro lineup, please see our “Which MegaSquirt is right for you?” page. The original MegaSquirt-I is out of production – the processor is…
Read MoreGlossary
VVTuner CCM “VVTuner Camshaft Control Module”. The hardware interface that accepts signals from various inputs including camshaft and crankshaft sensors, pressure sensors, and system voltage to accurately control the camshaft position based upon the user’s settings. AWG “American Wire Gauge”. Unit of measurement as related to the cross sectional size of a wire. Smaller numbers…
Read MoreMegaSquirt EMS and the RacePak Line of Digital Dashes and Dataloggers
MegaSquirt / RacePak Interface Modules now available! RacePak Interface Module for MegaSquirt 1: 230-vm-efims1 RacePak Interface Module for MegaSquirt 2 & 3: 230-vm-efims2 (includes ALL MSPNP & MS3-Pro) RacePak supports the use of the RacePak line of dashes/dataloggers with the MegaSquirt line of EFI systems. MS1, MS2 & MS3 platforms have been tested by RacePak; Their official press release:…
Read MoreMegaSquirt Carb to EFI Conversion – Part 1: TBI Fuel Only
From Carb to EFI on just a fistful of dollars… Updated 3/3/09 – Added dyno chart showing comparison of readings taken on old vs new dyno. Objective of this Article This article will walk you through the process of installing a MegaSquirt EFI system on a classic carb’d vehicle attempting to go the least expensive…
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