Ok I have word back from Thomas Knight along woth pics that I will post in a sec.
Thomas Knight wrote:WHEN I MAKE POWER GAIN PREDICTIONS, I AM ALWAYS LOW ON MY NUMBERS. MY 2.5 V6 PROBE GT KIT STARTED AT A GAIN FROM 130 TO AN AVERAGE 215 WHEEL HP @ 6 PSI. BYRON, THE HEAD ENGINEER AT INJEN TECHNOLOGIES TOOK SEVERAL MONTHS THROUGH TRIAL AND ERROR AND FINALLY REACHED 278 WHEEL HP AND 281 TQ @ 7-8 PSI BOOST ON HIS OWN 96 PGT USING THEIR IN-HOUSE DYNO. A SET OF HEADERS, 3" EXHAUST, 3" RANDOM CAT, PORTED EATON & MANIFOLD, WATER INJECTION, AND 3MM LARGER THROTTLE BODY DID THAT. THE KA24DE IS A VERY EFFICIENT ENGINE. I WILL GUESS WE WILL BE SEEING 250 WHEEL HP @ 8 PSI OR SO, AND OVER 300 AT HIGHER BOOST LEVELS WITH WATER INJECTION. OBVIOUSLY HEADERS, EXHAUST, MAXIMA MAF, ETC WILL BE REQUIRED. THE INTERCOOLER WILL ALSO ADD 25-30 MORE HP @ 10 PSI. JUST FOR YOUR KNOWLEDGE, THE UPPER MANIFOLD WILL BE CUSTOMIZED WITH TWIN PLENUMS AND EACH PLENUM WILL HAVE A 2.5" INLET ON IT. EACH INLET WILL GO TO A FMIC. WE DID THIS ON THE KLV6 AND THE 3000GT KITS AND SAW 40 EXTRA HP ON BOTH VEHICLES.
HERE IS HOW I USE AN FMIC WITH A ROOTS TYPE SUPERCHARGER. NOTE THE INLET AND OUTLET ON BOTH THE 3000GT AMND PROBE GT SUPERCHARGER MANIFOLD.THE PGT MANIFOLD--NOTE THE INLET AND OUTLETS ON THE SAME SIDE OF THE MANIFOLD.
WE WILL HAVE A KA24DE DYNO NEXT FRIDAY AND A SOHC KIT DYNOED SAT OR SUN. I DID NOT WANT TO ANNOUNCE IT YET, BUT WE HAVE DESIGNED AN ALTERNATOR MOUNTED BELT DRIVE TURBO (AM-BDT), AND WE HAVE FIT ONE TO A SOHC. IT WILL ACTUALLY WORK ON BOTH SOHC AND DOHC CARS, BUT IS BETTER ON A 5-SPEED BECAUSE OF THE CENTRIFUGAL BOOST RISING AS RPM INCREASES.
THE ALTIMA USES DIFFERENT PULLEYS, SO I WOULD HAVE TO SEE 5 OR MORE BUYERS FOR ME TO DESIGN A KIT. I OFFERED ONE A FEW YEARS BACK, AND NOBODY ORDERED ONE. THE SOHC IS ALREADY COVERED.
WE MUST CONSIDER THE FUEL QUALITY IN ALL 50 STAES. FLA HAS 93 OCTANE, BUT DENVER HAS ONLY 91 AVAILABLE--SAME WITH SALT LAKE CITY. SO RAISING BOOST WILL BE SIMPLE TO DO, BUT I WONT SHIP KITS WITH SMALLER PULLEYS--OR AT LEAST NOT NOW. I ALREADY HAVE THE ROUTING DESIGNED FOR THE IC. I MUST BE CAREFUL ABOUT SHOWING DETAILS INTIL WE HAVE SOLD 30-40 OF THESE. THERE IS ALREADY MENTION OF COPYING MY DESIGN ON SOME BOARDS ACCORDING TO SEVERAL NISSAN OWNERS I KNOW. THE EXACT PLACEMENT IS CRITICAL FOR EVERYTHING TO FIT, AND THAT TOOK ME A VERY LONG TIME--ABOUT THREE MONTHS TO GET IT JUST RIGHT.PARTS WILL INCLUDE THE MANIFOLD ADAPTER, THROTTLE BODY PLENUM, SUPERCHARGER, IDLER PULLEY BRACKET, IDLER PULLEY, BELT, FASTENERS, THROTTLE CABLE MOUNT, ISC MOUNT, GASKETS, AND INSTRUCTIONS. THAT KIT WILL BE RETAILED AT $2495 ONCE THESE THREE REMAINING KITS ARE GONE (WE SOLD ONE TODAY LOCALLY, AND TWO EARLIER). LARGER INJECTORS, MODDED SISTER BOARD ECU, AND GAUGES WILL ADD $500.
WE DO ALLOW FOR A LAYAWAY ON THESE FIRST FEW KITS. $200-$300 DEPOSIT WILL HOLD ONE TILL YOU PAY IT OFF. AS FOR BUILDING ONE BY COPYING, IT COSTS ABOUT $150 PER PART FOR THE CNC PROGRAMMING. THERE ARE TWO FLANGES FOR THE THROTTLE BODY, ONE FOR THE SUPERCHARGER TO MANIFOLD, AND ONE FOR THE TENSIONER/IDLER PULLEY BRACKET. UNLESS SOME HACK WANTS TO MAKE A KIT USING A CHEAP DRILL PRESS, GRINDER, AND SAWZ-ALL, THEY WILL SPEND SEVERAL THOUSAND DOLLARS DOING THE CNC PROGRAM OVER AND OVER AGAIN UNTIL IT IS PERFECT. THIS IS WHY I PROTECT MY DESIGNS UNTIL THERE ARE SO MANY OUT THERE THAT PEOPLE DO THE MATH AND REALIZE THEY CANT PRODUCE THE KIT FOR ANY LESS. IF SOMETHING IS LAZER CUT, OR CUT BY SAW, GRINDER, ETC, THE PORTS WILL NEED TO BE RADIUSED FOR GOOD FLOW. OUR CNC PRODUCTION KITS--THE ONES WE WILL SELL AFTER THE FIRST FEW ARE GONE--WILL HAVE RACE PORTING DONE ON THE MILLING MACHINE, AS WELL AS TAPPING & THREADING THE HOLES CORRECTLY. MAYBE AN OWNER OF A MACHINE SHOP CAN MAKE ONE FOR SLIGHTLY LESS THAN MY COST, BUT THIS IS NOT THE PROBLEM PERSON I AM SPEAKING OF. IT IS THE S.O.B. THAT BUYS A KIT, COPIES ALL THE PARTS, AND THEN OFFERS THE KIT FOR LESS BECAUSE ALL THE CNC DESIGN WORK IS ALREADY DONE. SCANNING AN OUTLINE WILL GET VERY CLOSE WITH MODERN SCANNING AUTOCAD PROGRAMS. I WILL HAVE 30-40 KITS ALREADY SOLD BEFORE THAT CAN HAPPEN, AND PEOPLE WILL KNOW RIGHT AWAY THAT IT IS MY DESIGN THEY COPIED, AND THEY HAVE NO IDEAS THEMSELVES. MOST BOARDS HAVE A FEW OF THESE GUYS ON THEM, AND THEY ARE THE FLAMERS OF ANY IDEAS THEY DID NOT THINK OF. SO GIVE IT A FEW WEEKS, AND YOU WILL HAVE PROVEN DYNO RUNS FROM 3-4 DIFFERENT CARS, AND THE SOHC AM-BDT SYSTEM WILL ALSO FIT THE DOHC AND WILL BE ABOUT $1800 WHOLESALE AND INCLUDES A BRAND NEW ALTERNATOR. JUST FOR YOUR KNOWLEDGE, HERE ARE SOME BDT KITS WE ALREADY OFFER. TOP PICS ARE PROBE GT V6, SQ25 SPEC & ALTIMA,COUGAR V6, AND 3000GT V6:
And here is the Altima dyno. (if the above pics dont work i will try to have them up soon)