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Diy throttle body porting

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Old 05-20-2012, 03:04 PM   #1
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Default Diy throttle body porting

Hello, any suggestions on "how to" correctly? Necessary precautions?
What grade sanding or stone to use for PORT AND POLISH? If done correctly what kind of gains?
2000 SS B4C-N/A Balanced & Blue printed LS3 418 CI STROKER, Aeromotive fuel rail kit, 60LB Injectors, Walbro 255 lph fuel pump, Melling oil pump,Samco silicone hoses, Edelbrock 90mm TB, EAGLE Forged Internals, Kooks LT Headers, BMR K Member & Full Chassis upgrades, 4L60E Tranny B&M modded, Suspension-Tokico & BMR Springs, Fortified T/A Performance axle 3.73 ratio 10 bolt rear. Red Powder coated calipers.
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Old 05-21-2012, 02:07 PM   #2
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professionally ported TBs might show a 4-5 difference in HP from everything I have read here. Do not grind near the blade.
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Old 05-21-2012, 05:49 PM   #3
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Before you take it apart use a sharpie and scribe around were the blade is and use that to know were not to go.
2010 Camaro 1SS M6
Paxton NOVI 1500
12lbs of boost
FIC 850cc injectors
LPE twin pumps
Ported TB
OBX LTs and catback
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Old 05-21-2012, 05:49 PM
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3800, body, bos, cobra, diy, hemi, ls1, ls1tech, ls3, polish, port, ported, porting, throttle, throttlebody, wiki

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