View Full Version : Naturally Aspirated Performance Forum

Pages : [1] 2 3 4

  1. Bridgeport motor question
  2. Fc na 6 port true duel exhaust. Where to put the cats?
  3. Bought a semi p-port, bridgeport. Have questions.
  4. 6 port na track day build, which Bridgeport?
  5. How much hp does my 1980 rx7 possibly have
  6. best stock port frankenwankel
  7. 85se stock.Can i keep stock FI and do a streetport?
  8. how to gain HP from na s4
  9. Half bridge 6 port
  10. Semi Peripheral Port with Primary's Only?
  11. Carb to f.i.
  12. Anybody want to guess a dyno figure?
  13. Kind of stuck...
  14. Oil Cooler Bypass Valve/ Thermostat Stuck
  15. S4 Turbo Running NA or S4 6-Port on ITB
  16. Iannetti 2 piece, how many street miles to expect?
  17. Fixed my no trailing timing light.
  18. Borla/ TWM ITBs
  19. Hit a wall of power loss.
  20. Holy gas smell !!! Periphal port 13b
  21. 46MM ITB Throttle Bodies
  22. One More ITB Question
  23. Periphal port 13b s5 !?!?!?!?
  24. ITB Cold idle issues
  25. ITB Help
  26. Intake manifold port matching/reversion...
  27. 6 port, half bridge or full bridge?
  28. 13b oldschool four port semi p?
  29. Question about Carbing an S4
  30. In retrospect. Could I have went 4 port?
  31. Stooopid Question
  32. Rotary noob...talk me into keeping this please...
  33. Itb airbox fabricated
  34. Half bridge and stock intake questions
  35. need pointers fuel pump installation need pointers
  36. IDF Racing Beat
  37. Fuel Filter Recomendations.
  38. 13b PP miata drift car build
  39. Building PP housings : made holes, need advice on epoxy
  40. Exhaust questions
  41. Why no FC NA balanced build love?
  42. Grocery list build
  43. Who Surface Grinds Side Housings in the South East US?
  44. How bad is the turbo trans?
  45. 6 Port Sleeve Removal with ITB's?
  46. Conversion: s4 to s5 engine swap question
  47. 202whp 13b Cosmo NA
  48. 6 port bridge template
  49. S4 N/A Bridgeport Build
  50. Holley throttle body instead of ITB's
  51. 84 GSL-SE looking for 220 hp at the wheels
  52. Rotary Engineering Dual Weber 36 DCD's on Frankenrotor Tuning Help
  53. 13b extend port in first gen tuned
  54. Conversion: s4 T2 to s4 NA Bridge Port
  55. Making a carbed NA engine out of a Tii for my Sa22
  56. Tuning 62mm Geers carb on P-port
  57. Modified S4 Turbo Intake on an S4 Streetported 6 port?
  58. Loosening up a sticky Aux Port shaft
  59. can i afford a pp?
  60. Intake Manifold Casting
  61. Carbon seal inspection
  62. "Pumping" accelerator to start 13B?
  63. ignition timing single electronic dizzy 13b 1/2 Bridge
  64. car won't start naturally and then runs fine
  65. Dry Sumping a 13B PP
  66. Realistic Performance Expectations?
  67. Muffler Deletes?
  68. Engine surge With lights on
  69. Secondary Injector upgrade on S4 NA
  70. Intake Advice and Your Setup
  71. 2 Piece apex seals and full bridge
  72. wich engine should i use
  73. Who do you recommend to rebuilt 13b bridgeport in Los Angeles?
  74. HKS Hi power w/ RB header and presilencer?
  75. Daily 13b PP S4
  76. watch my sparkplugs and listen to my new exhaust.
  77. How much power lost with locked timing?
  78. Why Racing Beat Header design?
  79. Scalloped (beveled) rotors, is the process worth it?
  80. Silly Question
  81. single exhaust for california?
  82. S3 6 port with a bridge and a carb plan
  83. Making air box for 13b PP
  84. Alternate S4 5/6 Port Activation
  85. ITB Build - Need information
  86. I need to build exhaust im in Euroupe advice please
  87. 13b extend port build in nz !
  88. Na Mini Build
  89. will s5 motor need to run on s5 ecu?
  90. ITB's with stock ECU?
  91. Radiator Cap Pressure
  92. Jet sizes for 13 street port Race engine
  93. Made 160whp stock se ecu/dizzy
  94. Negative Pressure Oil Pans
  95. SA vs FB intake manifold
  96. FB S5 ITB Project
  97. Bridge port EFI and mpg
  98. LT-10S 6port Bridge with Itb map
  99. intake runner question
  100. start up help
  101. Oil and pressure question
  102. Direct injection
  103. Primary ports on 6-port
  104. itb's and positive "crankcase" ventilation
  105. ideas/tips for an 89 vert!
  106. Throttle body?
  107. Weber 48 IDA. Accel pump issue?
  108. Engine restore additive ?
  109. Sard fpr on 12a Nikki carb
  110. Bridgeport Primary length
  111. PP timing and power band
  112. ID This PP Housing
  113. noob questions '85 12a
  114. Designing short runner intake for stock fc/fd tb's
  115. Normal for streetport to have rough idle?
  116. 13B PP build
  117. a different kind of bridge and build
  118. Worth spending the extra money for Haltech LS1 ignition coils or go for OEM FC?
  119. Tuning for Power or Economy
  120. ITB's for racingbeat manifolds
  121. if you were going to make a FC na 250 hp
  122. 13b rebuilt ported
  123. yes n/a 7s can put up a run wit turbo cars!
  124. swap na to T2 injectors?
  125. Air pump
  126. Little bit of weber help
  127. WTB bridgeported FD sidehousing, who sells them?
  128. direct fire vs msd
  129. home grown semi peripheral build
  130. Lean Versus Rich Symptoms
  131. Dodging a bullet
  132. does running a cold air intake do anything on a carbed car?
  133. Project: Slowest 6 Port Build Ever
  134. engine for rallycar needs rebuild pineapple race streetport
  135. GM Rochecter TBI
  136. my first rx7 project(let me know what you think)
  137. a custom 13b?
  138. Strange premixing observation
  139. s5 aux ports not working
  140. individual throttle bodys
  141. 87 GXL non turbo hard starts... HELP!
  142. Spark Plug Cleaning
  143. 13B port? which one?
  144. 20B N/A dyno
  145. does heat wrap make car quieter
  146. Defined Auto n/a 4-rotor lives! Video inside
  147. carburetor differences?
  148. Injector suggestions - Haltech f9 harness compatible
  149. S4 ecu with s5 motor
  150. 13BPP 4barrel
  151. First time rebuild project!
  152. Help! Wont start!
  153. the coil thread
  154. High rpm clutches - where to get ?
  155. Finally Start...
  156. Fuel Pressure Question
  157. Best fuel pressure regulator for NA-EFI setups? Mallory 4305m?
  158. How much hp can i expect to see when tuned?
  159. I'm tired of looking for bridgeport pics
  160. Half Bridgeport with Magnaflow VT muffler NO GO
  161. Defined Autoworks Engine in my GTUs
  162. PP coolant passage sealing
  163. Problem!!
  164. Which 6 Port porting template?
  165. Dellorto 48dhla - diagram / tuning request
  166. Scary N/A moment
  167. dellorto 48 6port help
  168. Hooking up GSL-SE vac. advance to stock ECU (Carb / standalone setup)
  169. Help needed to new 12A NA project
  170. 6 Port Porting Advice
  171. Anti reversion Cones
  172. Megaphones
  173. feeling a bit overwhelmed
  174. My setup, NA for a bit?
  175. Stock TII to N/A Build
  176. Jacobs power pak install...
  177. corner seal ?
  178. Removing pitch diffusers in engine.
  179. making a comeback
  180. 12a rebuild questions
  181. Calculating optimum CFM for rotaries
  182. Exhaust: Mid collected dual vs. true dual?
  183. which injectors for my n/a 13b
  184. First time porting tips.
  185. Gasket to Exhaust Port Mismatch
  186. What to do with 13b in caterham 7
  187. 4 rotor power out put
  188. 13B carburated build questions
  189. Why did you stay n/a?
  190. input? na power and thoughts
  191. 2013 V 4 & Rotary Nationals - World's first public viewing/startup of the 6 Rotor
  192. 6 port daily driver engine
  193. What auxiliary gauges you using in your NA builds?
  194. RX8 Motor Swap
  195. 44 idf and intake omp linkage ?
  196. Hitting 200. Need recommendations.
  197. individual throttle bodys
  198. Intake questions for 12a bp...
  199. Grocery list
  200. Decreasing Port Size
  201. weber 48 ids or idf?
  202. Ceramic coatings - lower & upper intake
  203. measuring port timing
  204. blow by on heavily modded n/a's??
  205. High comp Rew semi p NA
  206. Peripheral port shape
  207. Mindtrain header primary length
  208. Oxygenated Race Fuels
  209. NA 20B ITB intake manifold worth saving? Pics
  210. Long primary length
  211. Peripheral Port 13b Build
  212. Air Inlet Temps
  213. sticky video walk around of your build!
  214. 13B Semi pp exhaust for a daily.
  215. Quick muffler question
  216. Street porting
  217. Thinking about porting my spare s4 irons
  218. Low power, NA tuning.
  219. S3 Stockport with Dellorto DHLA 48
  220. raising compression?
  221. NA 6 port half bridge build (zenki FC)
  222. using 36/36 DCD instead of the famous 28/36?
  223. Is two better than one? 12a
  224. Na build tell me what you think
  225. Trouble Finding answers
  226. How do I build a bridgeport??
  227. Is my dream just a dream or possibly reality?
  228. Cooling fan kicks on at cold start?
  229. Exhaust porting oops - problem?
  230. Possible engine rebuild
  231. rotor race clearencing (side face and tip, plus apex seal clearencing), who does it?
  232. VDI an 5/6th port reinstall questions
  233. Path to NA gains?
  234. here we go again: To bridge primaries or not!
  235. pp holley intake
  236. High temp exhaust packing?
  237. I need help tuning my 90 vert N/A
  238. new videos
  239. please help. starting problem.
  240. S5 SP mod/tuning potential
  241. 13B PP Ignition breakup
  242. Need suggestions for 13bPP setup
  243. Torque gain
  244. 13b powerband
  245. Not Sure What's Happening
  246. Injector sizing Q&A
  247. Sand Dragster headers 13B 6port
  248. Adjustable Fuel Pressure Regulator for S4
  249. tuning difference's between 6 port/4 port
  250. E Production Ports