09-28-2005, 06:10 PM
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#46 (permalink)
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vehicular thaumaturgist
Join Date: Apr 2000
Location: Woburn, MA
Drives: 1994 Stealth TT
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Re: Measuring stock exhaust restriction
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Originally Posted by FWombat
I was thinking about cutting open a stock TD05 actuator to see if I could figure out a way to make it dual port, but I don't know if there's any way I could seal up the arm while still allowing it to move. 
If we could figure out dual-port actuators, we woudn't even need to run super-strong springs to keep them shut. I really think it's the ideal solution... |
I agree. Unless the arm is already sealed on the stock flapper, there would be no easy way to do it.
It totally prevents the need for strong minimum wastegate pressure (high pressure springs).
That's why externals end up having better control. I wish there was an easy bolt-on actuator solution.
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The Pansy Patrol - a 3000GT/Stealth car blog with how-tos
Pearl Yellow 1994 R/T TT w/84k - FOR SALE! new 4-Bolt factory short block, DR StgII heads, Titan TD05 headers, 14B turbos w/ ported 7cm^2 housings, 3" minimum-bend catless exhaust, SCE oil pan, RPSII clutch, Fidenza flywheel, OZ F1 Plus 17x9.5" wheels, Kumho Ecsta MX 245/45 tires, Drweldin DSM SMICs, 3SX engine mounts (Maximal solid front), GReddy 60mm P/H/W boost, Carbotech Panther Plus & Bobcat pads w/ slotted/drilled rotors, KSport GT-Pro coilovers, Maximal rear camber arms, SCE balljoints, ABS delete w/ cockpit-mounted Wilwood proportioning valve, AC delete, EGR/evap/dashpot delete, cruise/vacuum-tank delete, '95 Lexan headlights, McCulloch 4300K HIDs, GReddy Type-S BOV, solid shift bushings; Misc Parts: Walbro341, 20# fixed-back seats, Accelerated Moto catch can
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