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  1. Interesting Crankcase Ventilation Problems
  2. Dyno Rental Cost
  3. Rod choice for high-rev NA6 ITB build
  4. Oiling Gurus Needed
  5. Ebay RX-8 Yellows poor low duty cycle performance
  6. Valve Guide damage / Which valve guides to get
  7. Kraken kit
  8. Issue when installing an oem oil heat exchanger on a 1.6.
  9. MSM VF35 Rebuild Kit
  10. ID 1050X injectors lower seal
  11. Boundary Stage 2 oil pump scoring / damage
  12. Thrust washer not fitting..?
  13. NB1 cruise control port
  14. Head Gasket bore size versus Cylinder bore size
  15. Aftermarket fuel rail fitment on sqauretop manifold.
  16. Overheating? Advice Needed NA8 Turbo
  17. buying a head that had blue devil used on it
  18. BP05 the cause of my demise?
  19. Oil Squirters
  20. Custom R35 Conversion NB2 Miata
  21. engine rebuild
  22. leaning out, e85 timing, and other issues.
  23. How to mod: 01-05 fuel rail EV14 injectors and convert to oring lower
  24. Knock sensor
  25. Valve seal issue observed on Athena cut ring gasket
  26. Not a Miata... 323GTX w/ BPD engine
  27. Fueling upgrades needed to achieve 320whp?
  28. about boost controll
  29. Odd Oil Pressures
  30. Piston Ring Gap
  31. Burnt valve at 20 psi?
  32. Factory oil pressure sending unit replacement - variable
  33. Egr delete wether I want to or not
  34. Bent rod - Mystery Copper goop
  35. Catch Can on ITBs
  36. Take a look at what I got, and give me some feedback please
  37. Built Engine Oil Consumption
  38. Stuck injector = bent rod (?)
  39. Lean cruise and light throttle /e85
  40. 7800rpm might be too much for the mighty K24z3
  41. Catch Can Insight
  42. Valve stem seals, head gasket, head bolts?
  43. Softy BP4W head
  44. Which Turbo Kits To Buy?
  45. VVT Angle Freakout at Higher RPM
  46. VTCS manifold
  47. Misfire when in boost, rough idle, hard start when hot
  48. Crank no start 1.6 91 diy turbo
  49. Megasquirt 2 with 1000cc injectors
  50. Cracked piston?
  51. Turbo BP lifespan/ track hours before rebuild
  52. First Miata help
  53. Turboing - Fuel Upgrades
  54. Engine Build - Rear Freeze Plug
  55. NC / ND Turbo Build >400whp thoughts?
  56. Miata cooling questions
  57. Minor Nick on Block Deck. What do You Guys Think?
  58. K swap or build another BP?
  59. Injector Hotness in 2025? (ID1050X or .....)
  60. High mileage N/A BP6D rebuild - street and track
  61. Rebuilt engine, low oil pressure
  62. Very large trigger angle offset - Can't sync base timing (VVT, 36-2 TW)
  63. Fuel line routing question
  64. Turbo 1.6 Spun Bearing
  65. Just some 3D printed parts
  66. Coolant Reroute kits
  67. TDR Header Blanket Heat Soak Science
  68. Mysterious Boost/vacuum leak with TDR Rotrex... Help?
  69. Messed up mix and matching Miata heads
  70. Moroso Coolant tank level???
  71. 19PSI GTX2860 GenII, only 280whp!?
  72. What Oil Pump Shim for Turbo EFR build
  73. New NGK plaugs not stamped on ring
  74. Spark plug repair sleeve came out with plug
  75. DW 200 Fuel Pump
  76. Smoke at idle? PCV valve??
  77. Boundary pump gears showing galling
  78. Another Wiseco Ring Gap
  79. P1487 help
  80. Spark Plug Gap Experiments and Extremes
  81. vacuum during break in?
  82. Identifying JDM k24z3
  83. Stalling issues MSM
  84. Skyactiv 2.0 Differences
  85. Fuel pump hanger compatability between NA8 an NB
  86. Timing belt walking off cam gears after fluidampr install
  87. Built B6 keeps leaking from camshaft seals need help
  88. Aluminum radiator bracket bushings?
  89. Future gains
  90. NB Trigger sensors on NA BP05
  91. Built Engine Special Maintenance ?
  92. NB Miata Fuel Line Cleanup / Simplification
  93. Machine Shop Recommendation?
  94. Hot performance problem
  95. Please Check my Build :)
  96. BlackStone Oil Report After Forged Motor Break In
  97. 05 MSM engine rebuild
  98. Compression Results Question
  99. melted valve cover
  100. 98-05 1.6 engine block difference
  101. Sudden P
  102. Crank question
  103. 1.8 Main Cap Bolt
  104. Intercooler for a 250ish rwhp fm2 setup
  105. 1.8nb Bearing clearances
  106. Excessive Leakdown on Donor Motor Due to Carbon Deposits(?)
  107. 1990 Mazda Miata lfx/mv5 swap wiring question
  108. Preferred bearing clearance and oil pump question
  109. 1.8 VVT engine autopsy
  110. Overboost hard
  111. 2000 NB1 Rattling during idle after timing belt
  112. 2005 mazdaspeed Miata 250k service
  113. Bearings!
  114. Engine Build Opinions/Advice
  115. Japanese Market '98 NB1 - Ignition coil / loom pinouts - CoP kit issue
  116. Oil Control Orifice Removal
  117. Leftover Engine Component, What do you do?
  118. DBW - so who is running an electronicly throttled BP?
  119. Updated CPS NB1?
  120. Intake whistle at part throttle - loud.
  121. 2005 Mazdaspeed Miata bucking under throttle
  122. Input / assist for injector change
  123. Whacky idle when warm
  124. Bent valves.
  125. NB2 turbo hot start rough idle
  126. Car killing iac valves
  127. BP 1 vs BP 2 Blocks
  128. EGR and FPR vacuum lines required with standalone ?s
  129. MAP sensor reading
  130. Which standalone for 1.8 swapped NA6
  131. insane oil pump leak
  132. Does Mazda 3 06-09 valve cover fits Miata 06-08?
  133. Built engine still burning oil after replacing valve stem seals
  134. manifold/head port cleanup worth it? what else while engine out?
  135. Need clarification on FF R8 COP install 1.6
  136. coolant in new forged engine
  137. oil leak before engine starts
  138. NA 1.6 heating issues
  139. Engine rattle after wastegate porting
  140. Engine rattle after wastegate porting
  141. Smoothing the block worth it 1.8
  142. Temp.
  143. Is the lightened Maruha BP 85mm crank worth it?
  144. VVT & +1mm Valves with Tomei 252 10.80 Cam - Will intake valves hit the exhaust valve
  145. Boundary Stage 2 Pump vs OEM High Flow VVT with Billet Gears
  146. Which intake manifold should I run? Begi vs NB VTCS vs Skunk2
  147. Exhaust sizing
  148. Starts up then stalls
  149. Long rod BP, N/A power, cooling, and kit cars
  150. Fuel pump size question
  151. 450 whp 1.6 - mustang dyno
  152. Flow force.
  153. NA 1.8 motor into a NB2?
  154. Base timing change with timing belt replacement?
  155. Msm Block Should I Sleeve or toss
  156. SPS Motorsports Cams
  157. Pulling the rollerskate
  158. Do I have enough oil pump to support a turbo and an oil cooler?
  159. Removing crank bolt with Fluidamper installed
  160. Thermostat Failure?
  161. Spark Blow Out with R8 COPs @26psi
  162. BP6D high Comp, 7500 rev ITB
  163. Question about porting head
  164. Question about connecting rods
  165. Did I damage my piston ring?
  166. MSM Piston Question
  167. help with no injector pulse
  168. 96 1.8 Miata
  169. Ring Gap advice
  170. engine rebuild - choosing internal specs for future forced induction plans?
  171. Rod bearing clearance tight after machine work?
  172. '04 MSM - Time to finally ditch the OEM catch can? PCV Issue?
  173. rubber weather seal grommet
  174. Valve Lash Question: .18x mm or .23x mm on Intake
  175. Whats your opinion on this NB1 Cylinder Head?
  176. Engine Rebuild Diagnostic Help
  177. best clutch option? 19-22psi
  178. Catch Can Overflow - Comp/Leak Results Included
  179. 1.6 to 1.8 swap
  180. Moss miata or source?
  181. Car died at track day - shitty wiring or bad sensor?
  182. Piston Wrist Pins Don't Fit
  183. Oil cooler/relocation over kill?
  184. Reputable BP/"Miata Experienced" Engine Builder - Midwest/Chicago Area
  185. 10.5 Compression with Turbo.....issues?
  186. Where'd Everybody Get Their Spare/Replacement Skunk2 TB Return Springs?
  187. NB Crank sensor on 97
  188. Do I need upgraded reatainers/keepers to run a stiffer valve spring
  189. Valve Train interchangeability from an NA8 to NB1 Head
  190. How to mate TR3160 with LFX
  191. 1.8bp vs 1.8bp-z3 for boost
  192. Boundary Engineering billet oil pump stage 1 or stage 2?
  193. New engine, no electricity going to anything except headlights.
  194. Gathering Information on JE Pistons
  195. any reputable machine shops in oregon or norcal?
  196. Acceptable Metal Content in Oil Post-Rebuild
  197. NB8C - BP4W Missing Torque (timing or ECU config)
  198. BP4W keeps popping head gaskets. HELP ME PLEASE
  199. 3rd rear main seal on new engine - oil pressure the cause?
  200. Built VVT motor first start no oil pressure
  201. Oil leak under boost, where to look next?
  202. Guess my HP? Full send
  203. Turbo BP4W with 65 miles on build, knocking or piston slap only when warm...
  204. OEM fuel rail question - square top
  205. K24 NC swap from KPower, coming in 2024
  206. Bearing Material Embedded in Piston - Next Move?
  207. Engine swap - no start.
  208. At wits end, fuel/spark.....no start?
  209. I've built an alternator killing Miata...
  210. Found budget 1.6 +1.25mm oversized exhaust valves
  211. Kelford Cams Low Vacuum/High MAP at Idle
  212. Virtual dyno graph
  213. Autocross: XB miata engine build
  214. NB 1.8 Turbo needs to wake up.
  215. Supertech vs Wiseco Rings
  216. Oil Starvation Led to Spun Rod Bearing - Should I Trash This Head? - Pics Attached
  217. Rear main seal replacement
  218. Coolant reroute timing cover plug
  219. VVT Oil Feed Leka
  220. Wiseco Ring Gap confirmation
  221. Stock motor ringland failure
  222. N/A lean issue stock ecu
  223. NA* 1.8 motor into a NB1(1999)
  224. Oil leak from weeb hole when engine running
  225. New stumbling/rich issue!
  226. Which DBW TB fits NB Manifold without adapter?
  227. Looking for an established engine builder near Chicago
  228. 1990 Kraken Turbo Update
  229. 1990 NA6 Kraken Turbo - Less power than expected
  230. LFX and SPEC flywheel/clutches
  231. Question for changing charge pipes and intercooler
  232. NEED HELP. Efr6258 leaking oil on compressor side
  233. Quench and Head Gasket Thickness
  234. Catch can baffles/scrubbers
  235. Another VVT BP-Z3/VE/6D Camshaft thread
  236. Turbo K24 Miata fresh off the dyno
  237. Built Motor Unknown Cold Start Sound (Videos Inside)
  238. Scoring perpendicular to wrist pins on fresh BP4W
  239. Aisin AY6 MV7 gear ratios?
  240. Is this spark blow-out???
  241. Two ARP Main Studs Shorter/Sitting Lower Than Others?
  242. Oil overcooling with no oil cooler
  243. Piston erosion on intake side
  244. throttle response off boost
  245. LFX Swap Questions
  246. first time miata engine build! need piston ring help!!!
  247. valve size increase with stock seats?
  248. Possible Spark Blowout Verifiable on Dyno Sheet?
  249. Fuel pressure guidance needed
  250. 2002 VVT NA ITB Raised CR Build