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  1. I have a Thermodynamics question
  2. Exhaust pulse tuning??
  3. Hi! signature question...
  4. Drivetrain loss
  5. Ram air brainstorm.
  6. What is the volumetric efficiency of a stock ls1?
  7. Jesel shaft mount rocker failure
  8. cylinder bore vs piston size
  9. Seeing 1-1.75" vacuum at WOT. Do I have an intake restriction?
  10. design change?
  11. s10 blew up today
  12. 4.005 bore vs 4.125 bore
  13. Valvetrain Damage...
  14. Ram Air Box..
  15. Resonance tuning in exhaust.
  16. History of the C5R head??
  17. Momentum's affect on torque.
  18. big horsepower small cube lsx
  19. Best speed for best fuel mileage?
  20. crank,cam,ignition sensors??help??
  21. What causes this?.....
  22. Please don't ignore this
  23. Valve spring install problems/question
  24. Why use a t-stat?
  25. 4.125 bore or 4 bore which one will stress the motor less
  26. To: GM....Why a 3.622" stroke?
  27. camshaft selection
  28. gap question on plugs - worried about snuffing out fire
  29. no spark or fuel
  30. Is it possible to run our cars on a HHO Generator?
  31. wasted spark ignition on ls series engine
  32. Single plain questions
  33. Block Lightening
  34. Gas Flow_Pressure
  35. Nice presentation for powertrain geeks
  36. gurus, need a quick word on quench height
  37. F-body Aerodynamics
  38. Replace bearings or not?
  39. M6 vs A6 for gas mileage?
  40. aftermarket rods question / modification
  41. CFM vs. Velocity
  42. Reduce cooling?
  43. Titanium Alloy for a block?
  44. high compression vs mid compression
  45. How do you make solid motor mounts?
  46. Cracked Block.....Repairable?
  47. Camshaft and Crankshaft Repair
  48. Opening the oil filter on new engines
  49. Help with SCR and DCR with my setup?
  50. Fast 90/90 beneficial when running a reverse split cam like the X1?
  51. Can anyone identify this valve spring?
  52. Is DCR a Back Door Approach to Power/Torque Optimization
  53. Who sells Machine Flat Washers? Need them for my YT install.
  54. Offset cylinder chamber for combustion
  55. Design for Aluminum intake?
  56. Single Plain intake and valve timing requirements
  57. All of my A-piller dosn't work
  58. DCR and Octane
  59. Max spring pocket cutter diameter for L92's.
  60. 1/2" head stud conversion questions.
  61. Higher Octane Vs Hp Loss
  62. cam specs in relation to compression
  63. Calculating cooling requirements
  64. EGT at stoich
  65. wireing ?
  66. Effects of DA on turbo versus NA cars
  67. how to prt match heads to manifold
  68. beta ratings for oil filters
  69. how do they chose lift numbers on a cam?
  70. 2003 5.3
  71. Spring psi question?
  72. sparks per second formula
  73. C5R Kaboom PICS
  74. Cryogenically treating parts yourself at home?
  75. LSX Expert Needed
  76. this one has me stumped
  77. Why do smaller valves make more torque?
  78. Heads...intake Vs Ex ratio's ??
  79. Rod Side Clearance, How is too Much?
  80. Too many posts are anything but ADVANCED
  81. Help with comp. ratio
  82. Replacing valveguides in CNC ported heads...
  83. 2000 z28 idol to fast help
  84. 383 need advice
  85. LSA decision help.
  86. Who can explain this dyno graph?
  87. Cam LSA Explanation
  88. Ignition Coil Control Circuit 1-8 SES CODE thrown
  89. spinning a bearing in an ls1??
  90. seat pressure
  91. Someone explain (my head hurts)
  92. Ram Air Does Work...did Some Playing Around
  93. Peak Piston Speed?
  94. Effectiveness of hood scoops
  95. What roller rockers to buy.....
  96. valve drop calculation/conversion?
  97. Who makes this lifter
  98. Intake datum file?
  99. Possible to wear out threads?
  100. Im at loss Rocker Snaps again(time for advanced)
  101. Can you mix Methanol and pump gas
  102. Impediance converter (like AEM)
  103. Scalloped brakes!
  104. Offset bores?
  105. Adjusting Firing Order on LS1/LM7 motor?
  106. LS1 Cam - Profile Reverse split... Help!
  107. Head gasket questions....
  108. fogger line length
  109. front and rear track
  110. question...possibly stupid...but i'm curious
  111. EGTīs
  112. cathedral ports
  113. long rod short piston vs short rod long piston
  114. LS1 Block Material
  115. E85 injection for IAT cooling.
  116. MSD belt driven distributor question
  117. My Custom Ram Air Discussion
  118. Al 356-T6
  119. heads
  120. homemade dyno fluid power style
  121. Are the L92/LS3 exhaust ports really weak?
  122. Difference between a Hall effect and magnetic sensor?
  123. electric powersteering pump??? asap
  124. PTV clearences
  125. 241 243 castings. CFM?
  126. Holley carb(s) on T/ram
  127. Journal sizes
  128. Which is best for max HP?
  129. intercooler charge pipe, interesting dilema
  130. Explain wide duration cams?
  131. Different runner lengths...looking for some good tech.
  132. Fuel Pump Sizing
  133. bsfc, na vs sc vs turbo @ part throttle
  134. Pushing Water=hp Loss?
  135. 4-2-1 headers for turbo.
  136. Dry Sump, Chassis Related Q's
  137. Extream technical LS1 questions.. where do I go?
  138. Ohm output on a ls1???
  139. FAst 90 intake Question
  140. valve seat angle
  141. Larger head bolts/studs (LSX/LQ9)
  142. NHF, 10mm tap 2.0 pitch ?????
  143. Cam Companies *exit stage left*
  144. Timing Chain Loads
  145. Build Sheet > What's in my motor
  146. Carb vs. EFI (atomization and emulsion)
  147. Audi FSI Technology
  148. Here's an interesting question...
  149. Fueling with additives...
  150. Turbos (velocity vs pressure)
  151. Dry sump system design
  152. Job of valve springs and lifters
  153. Propane Power
  154. Stock LS1 head ?
  155. Proper DCR Calculation????
  156. Mechanical Advantage (Gearing)
  157. Header to x-pipe distance?
  158. Intake manifold design theory
  159. Runner Length for LS1 Cylinder Head: How to measure?
  160. Taking advantage of helmholtz theory in a custom intake manifold
  161. Converting power brakes to manual
  162. Why not a solid roller to 8500 rpms?
  163. Explain: Too much port volume head on 408, and effect of increased piston speed.
  164. Got everyone stumped on my setup
  165. Cryogenically treated rotors whats the advantage?
  166. no spark help please.
  167. LS heads on a ford
  168. hydrogen
  169. active fuel managment
  170. DCR and head flow
  171. Ported heads plus stock camshaft=better MPG?
  172. hydraulic spoilers (like aircraft wings)
  173. 180 Degree Headers
  174. Good Auto Books And Racing Books?
  175. Engine Torque
  176. Proper Piston Prep
  177. Where dos manifold vacum come from
  178. Explain dynamic compression ratio to me
  179. hp vs cfm
  180. What happens in SAFE MODE?
  181. Oil PSI vs. Volume
  182. Tuning Exhaust Lengths ??
  183. Nitrous Jet Equation?! Whheeee!
  184. What is the average cross section for an ls1 head?
  185. torque and horsepower at 5250
  186. Valve train has broken apart TWICE in less than 800 miles!
  187. How does engine/ECM determine octane?
  188. Compression ratio and pump gas
  189. How Does Or Does The Fitch Fuel Catalist Work
  190. intake ???
  191. CAI Length/diameter calculation
  192. Is there a Tie?
  193. How Hot?
  194. DCR vs. Bore, Chamber Design, Engine Load
  195. 30 Degree Valve Seats
  196. drysump Oiling Vs Wetsump w/ Accusump
  197. Professionals: Selecting the Proper Head?
  198. How many CFM of air per RWHP, roughly?
  199. Looking for BEST and most accurate camshaft tech articles.
  200. Video of inside a cylinder when firing
  201. msd 6LS ignition box, pre set timing curves
  202. How to determine amount of head flow to feed specific engine size?
  203. Inside look at the Internal Combustion Engine
  204. 2stroke
  205. The LS1 & E85
  206. Move Advanced Performance Tech???
  207. How much power does adding compression make?
  208. Rod Bearing Clearance, too tight?
  209. formula to calculate engine size?
  210. Homogoneous Charge Compression Ignition
  211. Calculating Restrictor Plate Sizes.
  212. hydraulic lifter operation & preload (technical)
  213. Direct Injection Compatible with Pushrods?
  214. Engine assembly: ring oil
  215. Question about a ELC and effects on EVO
  216. Cam Spec Differences.. EFI vs Carb'd
  217. Yamabond and Quench Distance Questions
  218. Vizard's LSA - CI/Inch Valve Diameter chart
  219. Designed my own cam, how do these valve events look? all data inside
  220. Why am I breaking valves???
  221. Can you tell if an LSx engine has VVT or AFM using the VIN? If not, how can I tell?
  222. Back pressure and torque
  223. Nano-boric acid makes motor oil more slippery
  224. Duration Vs. Lift on NA Motor
  225. Does traction increase as speed increases?
  226. Omni Valves
  227. Lobe seperation vs. dynamic compression
  228. Maximizing power under the curve
  229. detonation + gasket blow ?
  230. Any real world setups with SCE Titan self sealing gaskets - NOT ICS
  231. Home porting an intake manifold
  232. Anyone know how to find area above top ring on a piston?
  233. Oil Accumulators
  234. Second ring end gap?
  235. How much compression height needed to avoid oil ring support rails?
  236. An alternate fuel???
  237. OIL!!! cant seem to find out where its coming from!!
  238. Carb'd coil drive question.
  239. Squish Question
  240. How are you guys setting up your timing pointer
  241. intake/exhaust flow CFM
  242. Need advanced help, oil consumption
  243. To Cryo or not to Cryo, that is the question....
  244. 98 octane+how far can it go in hp
  245. parts/weight chart???
  246. Why port volume or cross-sectional area? Can we do better?
  247. .020 in the hole too much
  248. Wiring/programming an electric water pump
  249. Got some ETP LSX 6 bolt heads in today.
  250. understanding crank sensor signals