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View Full Version : Performance

  1. Ls1 swap
  2. Now boosted!
  3. Speedometer Calibration (3.90 was 3.42)
  4. 350 TBI rebuild....what to fill it with?
  5. Is NOS a good choice?
  6. Dual exhaust?
  7. Your thoughts on Gibson Super Truck
  8. Setting up posi/gears
  9. Stall questions
  10. new flowmaster installed
  11. westers q...
  12. Ignition coil to use?
  13. Idle Problem
  14. 400 sbc TBI?
  15. Programmer for Duramax??
  16. headders question
  17. Vette Servo
  18. 4.3L/5.7L Non-Vortec (this should be a sticky)
  19. Cheap Gibson exhaust?
  20. intake
  21. Why 345hp not 300 in the ss?
  22. Torque capacity
  23. Fast Burn Heads?
  24. L98 & edelbrock
  25. The VaraRam King Cobra induction is coming soon!!
  26. part # ?
  27. AIR injection question
  28. Vortec head TBI swap
  29. torque management ??????
  30. What are some cheap power mods?
  31. Do not cut off the muffler...lol
  32. Which would be better to do????
  33. Just did my first mod, how much power do you think I gained?
  34. dieseling
  35. Adding a cat back and headers, is it to much air flow to add power?
  36. 10mpg!?!
  37. E-Fan wiring Questions....sorry....long
  38. Correct me if I'm wrong
  39. Code 32
  40. how much would these mods help?
  41. Is this true?
  42. LT1 in '95 GMC C1500
  43. NBS turbo vortech vid..
  44. 350tbi - 454 tbi engine swap
  45. K-5 engine chooses
  46. Did a search, no luck, which flowmaster sounds best for a 88..
  47. Please please help me find my missfire
  48. Looking to mod up my engine......???
  49. 1 legged?!?!
  50. Carb Manifold w/TBI adapter?
  51. changing cams??
  52. Which intake?
  53. Ordered my wester's today
  54. Tornado for a 5.3
  55. Intake hitting Fan w/ K&N and Spacer
  56. Engine swap... need to know some information
  57. engine swap
  58. LT-1 pistons
  59. Fmu?
  60. Vortec bottom end.... what components?
  61. Gibson Headers - lost power
  62. Ignition Upgrade worth it on a 98??
  63. I wanna mod my 4.8 v8
  64. Need Advice
  65. Need towing advise...
  66. Well... We did it!
  67. Shot 4l60E
  68. Rebuilding a 4l60E
  69. Codes from scanner: 171/174, 300, 420/430, 507
  70. engine starts missing at 4300 hardcore
  71. Where Is This Sound Coming From!
  72. tow rig
  73. velocity stack installed--question
  74. 5.3 vortec AIR!!
  75. 400 cid Yukon
  76. NOS on a lifted truck???......
  77. will boring the thottle body affect emisions?
  78. dual tune
  79. maybe a stup!d question
  80. Power Mods for a 4.3
  81. hesitation
  82. Howmuch HP increase with a UPD???
  83. Is my fuel pump dying?
  84. is a new thermostat really necassary w/ HyperTech?
  85. Vortec in a '94 Z71??
  86. Back brakes don't work.
  87. code 43 getting discouraged
  88. headers
  89. anyone running a stroker here?
  90. 2004 Predator programmers are now available!
  91. gears?
  92. Servo or programmer
  93. New Clutch?
  94. 305 vortec ????
  95. Electric Cutouts
  96. Hypertech Programmer problems
  97. Hypertech Power Programmer III
  98. Throttle body spacer
  99. Towing in 3rd??
  100. 2030 crane??
  101. Engine build up
  102. New engine in a '94 what headers do I use?
  103. carb vs. efi for a trail truck
  104. 2004 GMC 1500 5.3 What first perf. upgrades
  105. stumble on accel
  106. Question on heads
  107. 1997 ext cab 350 dyno results
  108. Heddmans on a Vortec 350?
  109. 2004 2500HD suggestions.....
  110. Im putting a 383 into my Tahoe and....
  111. Time for new eng & tranny, please help
  112. Air Intake systems........for a 04 2500HD
  113. cali smog and motor swaps
  114. Guess what
  115. lt-1 build up
  116. Need some help with my new motor..
  117. Suggest my next mod...
  118. Anyone heard of this?
  119. 350 Vortec Question
  120. Headers?
  121. 04 Silvy 5.3, TR220 cam?
  122. hedman hedder Question?
  123. need help installing fuel pressure gauge
  124. Drag Radials
  125. Possible TBI Experiment
  126. Engine Pinging
  127. 2500HD Flowmaster 530513 muffler
  128. Tbi 350 Base Timing
  129. need help with gas
  130. Flowmasters
  131. 01 1500HD vs. 99 Tahoe
  132. NBS v6 -> v8 swap
  133. average price for gears
  134. engine build up
  135. people with a aftermarket cam in there 96-99 l31 350 vortec
  136. 4L60E transmition shifting problem
  137. Scan Tools
  138. Looking for imput
  139. air intake
  140. MAF sensor
  141. 6.0L & 4L80E swap
  142. et streets??
  143. o1 chev 5.3 gas mpg
  144. Exhaust
  145. MAF'ing it up?
  146. results from velocity stack
  147. 350 TBI Buildup
  148. getting new diff case with gears???
  149. I know you guys love customs tunes....
  150. draglights or prostars?
  151. 1.6 Rockers on 350 TBI
  152. Throttle Body Spacer on 94 TBI
  153. 4L80 is running great, got some video
  154. clicking or chattering in front end
  155. ??'s About Eng Rebuild
  156. Westers and MPG?
  157. Where to buy Magnaflow catback?
  158. Detent downshift? detent shift points
  159. Got spanked by a 2500HD, what happened??
  160. Pass smog test with westers???
  161. Anyone that has GOT RID of their COMPUTER please read
  162. Should i get these mods?
  163. Need Exhaust Help :)
  164. Stock HP and torqe specs for 4l60e ?
  165. website w/ e.t. s
  166. K&N Intake
  167. TransGo help needed ASAP Please!!!
  168. Transmission shifts hard. 136k miles.
  169. Rough Idle in Gear
  170. i think the UPS guy loves me...
  171. westers
  172. westers tuners.....
  173. SPE ProFlash test info...
  174. 4.3 missing
  175. air-raid or k&n
  176. hom much hp?
  177. Programer for hand held?
  178. Service Engine Code
  179. broken bolt
  180. truck shuts off when driving
  181. DjLunchbox's LT1 swap thread
  182. 4L80E behind a 5.3L
  183. 6.5l diesel mileage?
  184. Best exhaust for my 98 Hoe??
  185. how far can you take a 4.8/5.3 and still maintain daily driveability?
  186. a few questions about 4.3's
  187. Vacuum Compensation Fuel Regulator
  188. an idiots guide to headers question..
  189. Wtf...v6
  190. An easy pully question
  191. Opinions needed
  192. help
  193. site to get injectors from
  194. ZZ4 Engine
  195. Underdrive pulleys
  196. Tips for a factory roller cam/gasket swap... Please?
  197. what kind of headers
  198. Brake pads
  199. running rich
  200. Beefing up my Tranny
  201. exhaust
  202. good combos for towing
  203. electric fan relays and switches
  204. Vortec air silencer removal
  205. ProFlash GP...
  206. Jacobs Ignition Install Help
  207. HeLp!
  208. Hypertech programmer
  209. hpp3
  210. Pulleys????
  211. K&N 77 Series
  212. Pugs and Wires
  213. Stock MAF problems still with s/c...
  214. Anyone running 93 Oct?
  215. HPP3 for '02 1500HD 6.0L
  216. Good cam upgrade in a 98 vortec 350?
  217. Making several purchases - please help me confirm im doing right!
  218. throttle body spacers....
  219. True dual O2 sensors
  220. MagnaFlow vs. Gibson
  221. 350 Chev Block Differences
  222. beat by exploder!!!!!!!!!!!!!!
  223. will this work
  224. drag radials, what size?
  225. Disappointed after dyno run
  226. Auto to manual conversion
  227. Hypertec settings (Plz help)
  228. Hp.....
  229. how much power to gain by headers
  230. 305 1/8th mile times
  231. where to buy stock cap/rotor
  232. Help with 5.3L V8
  233. Break in/Back Fire Help
  234. performance
  235. Positive valve seals on TBI heads?
  236. whats your muffler choice?
  237. enlighten me!!!
  238. 6.5 diesel to 454 swap
  239. Grinding/Metal Rubbing noise while driving
  240. Cheap dual battery set up?
  241. Items needed for Lt1 conv.
  242. Getting Ready to install Hypertech 3 programmer
  243. posible trany problem........
  244. Power Slot rotor direction....
  245. Need help with my pickup????
  246. Im going crazy, high idle, did search no luck yet
  247. Modding and LS1?
  248. tbi cylinder heads
  249. AEM Brute Force
  250. Ls1 swap...old engine wiring harness