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  1. Merc 280 water pump and impeller (4 replies)
  2. Mercury Tech Block from US Chrome back (0 replies)
  3. Bridgeport (3 replies)
  4. Jackplate size for 21 Action Marine Center Console (4 replies)
  5. Fuel pump (7 replies)
  6. 260 crank with rust. (9 replies)
  7. Got her too hot. (17 replies)
  8. Mercury Tech Switching from a 1998 250 EFI to a 2013 Optimax 250 rigging question? (2 replies)
  9. 5.7 Sterndrive "dieseling", and sucking in water, (16 replies)
  10. $400 and 6 Months Wasted! Picked Up My Re-Sleeved Merc 2.0 Today And Was Shocked (28 replies)
  11. OMC system check tach (2 replies)
  12. Optimax low oil alarm (2 replies)
  13. Mercury Tech 2,4l 220 XRI. Need more rpm out of this (4 replies)
  14. Optimax 225 with Verado lower Unit (2 replies)
  15. Power difference of Mercury 2.4 Bridgeport vs standard 2.4 200 (carb) (6 replies)
  16. Where can I buy books on "how to" build high performance outboards, etc? (15 replies)
  17. Inline 6 Question (2 replies)
  18. opinions on a 2.4 build (16 replies)
  19. What to do with 90 gal of premixed fuel (19 replies)
  20. Toggling Rectifier? (11 replies)
  21. ...8141 Connecting rod check (6 replies)
  22. Black max 150 no start (23 replies)
  23. Opti 3.0 steering swivel pin removal! (3 replies)
  24. Mercury Tech ARP bolt removal (6 replies)
  25. Mercury Tech 2005 EFI 200hp Crankcase cover part # (2 replies)
  26. Etec Full throttle??? (2 replies)
  27. 1992 150XRI EFI ECU harness connector pin out schematic (14 replies)
  28. Fuel enrichner ? (5 replies)
  29. Mercury Tech 2.4 200 EFI Wiring (4 replies)
  30. 2002 225 efi rev limiter? (2 replies)
  31. Merc inline 6 lower unit interchange (2 replies)
  32. Re-powering my Mercury 2.4 200 (9 replies)
  33. 180 glastron (2 replies)
  34. Merc small bore to big bore carb replacement and jetting question (1 replies)
  35. Mercury Tech Mercury 200 Help Needed (16 replies)
  36. Help - Optimax in guardian mode after lightning strike (3 replies)
  37. Mercury Tech Oil Gear Removal and Epoxy Fill Need Help With Finding Old Thread (18 replies)
  38. 2.4 crank in a 260 block 2.5 (7 replies)
  39. Mercury Tech Signs of a bad head gasket - '89 Mariner 200 (39 replies)
  40. Not sure where to start troubleshooting (3 replies)
  41. Hydro steering cable bulkhead strain relief fittings Help... (1 replies)
  42. OMC Tech Reliability tips (3 replies)
  43. 2004 300X loosing power over 3k rpm. (3 replies)
  44. Yamaha 70 to a 90 (0 replies)
  45. Mercury Tech prop hub kit question... (2 replies)
  46. OMC 60HP 3 Cyl Mods (4 replies)
  47. Oil injection delete on 1989 Mercury 2.4 200 (V-200) (5 replies)
  48. Mercury Tech 3.0 TPS test harness (0 replies)
  49. MAX RPM's (4 replies)
  50. Evinrude 300 v8 rebuild (6 replies)
  51. Mercury Tech Need help with trim motor. (6 replies)
  52. Where to find new Grey coils for Merc PM 300?? (0 replies)
  53. Need new water preasure hose! (7 replies)
  54. who makes the blue 2 stage reeds? (15 replies)
  55. A b c reeds (0 replies)
  56. 300 Promax Mods (0 replies)
  57. Mercury 135 Intermittent Electrical Issue (6 replies)
  58. 06’ Optimax 225 compression question (9 replies)
  59. Inline 6 NEwb Question from an old Fart on Fuel pumps (7 replies)
  60. 2002 merc. doent want to get up on plane. (7 replies)
  61. Best housing (10 replies)
  62. extended trim pads (0 replies)
  63. Mercury Tech stalling 2.5 merc (6 replies)
  64. Temp light question (2 replies)
  65. Bleed line valve question (11 replies)
  66. Exhaust tuner question (2 replies)
  67. 2006 Mercury optimax 30” lower conversion to 25” (0 replies)
  68. What is this part I’m missing? (3 replies)
  69. 260 charging check (14 replies)
  70. Merc 280 overheat alarm (10 replies)
  71. Mercury 260 service manual (2 replies)
  72. Best rpm for breaking in steel bore 260 f f blocks vertex pistons (42 replies)
  73. Mercury Tech Need Part ID Help (8 replies)
  74. Hard Steering (2 replies)
  75. E85 Gas usage (4 replies)
  76. OMC Tech Need help from OMC wizards. Modified Looper. (22 replies)
  77. Mercury 200xri Rough In-Gear Idle (0 replies)
  78. Mercury Convert RH to LH flywheel rotation (2 replies)
  79. eft to carb (2 replies)
  80. 2.5 200 (21 replies)
  81. Mercury Tech Mercury Exhaust Downgrade? (22 replies)
  82. Mercury 2.5L Gearbox Bearings (2 replies)
  83. regulator/rectifier function (11 replies)
  84. Mercury Tech Water pressure install - Mercury ProMax 150 ss (5 replies)
  85. 260 wiring diagram (4 replies)
  86. OMC Tech Hard Start, Carb ideas (13 replies)
  87. Evenrude exhaust upgrades? (2 replies)
  88. Fresh rebuild Pro Max value (6 replies)
  89. Mercury 2.5 block shocks me (13 replies)
  90. Optimax oil line routing (5 replies)
  91. IMCO Hydraulic Steering - 100 turns of the wheel (2 replies)
  92. Main Jet washers (7 replies)
  93. Tygon! (55 replies)
  94. OMC Tech 2016 Evinrude M2 lower unit bearing carrier removal (4 replies)
  95. 2.4 Bridgeport or 2.4 200 ? (11 replies)
  96. Whats your the part you like least of building your engines? (36 replies)
  97. here's a wacky new one i have never saw before ever 115 fastrike (13 replies)
  98. Assistance needed for 1989 Yamaha Excel V6 (30 replies)
  99. first time out my fitch 200s ran great for 30 mins now act like not getting fuel (4 replies)
  100. Mercury Tech timing (9 replies)
  101. 15" Factory can - To cut or not to cut the snout - that is the question (13 replies)
  102. Swivel bracket disassembly - how to? (12 replies)
  103. 2.4 fishing motor on a 1 pce exhaust plate (2 replies)
  104. Verado supercharger max psi (2 replies)
  105. Wire Size Question (15 replies)
  106. 2.5l Piston port or s/board? (4 replies)
  107. Mercury Tech 2.4 200 HP High water pressure 45 PSI (51 replies)
  108. Is this flywheel bad? (8 replies)
  109. 280 Fuel Pump? (10 replies)
  110. Engine flushing question (3 replies)
  111. VRO replacement with traditional fuel pump, which one? (5 replies)
  112. SeaStar Hydraulic steering issue (4 replies)
  113. stripped out spark plug hole (8 replies)
  114. OMC Tech Urgent- ish help needed (13 replies)
  115. OMC Tech Sticky timer base. (12 replies)
  116. Gear ratios (7 replies)
  117. 1990 Johnson gt-200 issues please help (21 replies)
  118. Ngk plug wires (13 replies)
  119. 1998 pro max 300 - oil leak? (4 replies)
  120. Troubleshooting a 1999 Merc 200 (0 replies)
  121. Mercury Tech Fuller's Marine Service (0 replies)
  122. More wiring info please OMC (5 replies)
  123. 1978 merc 70hp. Delete starter help. (3 replies)
  124. Mercury question ? (36 replies)
  125. Mercury Pro Max ecu issue (0 replies)
  126. Reed valves (3 replies)
  127. No spark on Johnson 300 (45 replies)
  128. OMC part #, anybody know which year? (26 replies)
  129. Gear Set Failure - Quality and Price Related? (64 replies)
  130. 2.5 260 EFI - Stalls a lot when you put in gear (20 replies)
  131. Transom and jackplate bolts. (10 replies)
  132. Pinion Height tool for Sportmaster (11 replies)
  133. Acu (9 replies)
  134. Merc xr6 150/200 differences (13 replies)
  135. (IDEA) Splaying motors on an outboard cat!! (2 replies)
  136. Inline 6 water jacket leak don't know what to do?! (18 replies)
  137. 1992 150 XRI voltage regulator questions (2 replies)
  138. 2000 Mercury 200 efi (4 replies)
  139. Banana 24 + Merc 200's --- any good? (5 replies)
  140. Mercury Tech 1998 300 pro max hard starting (6 replies)
  141. 2017 merc xs 300 smartcraft ? (5 replies)
  142. Mercury Tech 225 ProMax issue (9 replies)
  143. Merc prload lower broken pin (0 replies)
  144. Looking for Evinrude mechanic - western Suffolk NY (8 replies)
  145. So how do you stop the poppet valve from leaking out of the weep hole??? (8 replies)
  146. L2 or m2? (0 replies)
  147. Mercury Tech Promax warm up (5 replies)
  148. Merc 2.5 Conn rod play (3 replies)
  149. OMC Tech - help identify wires....Please (2 replies)
  150. 300 promax stumble (3 replies)
  151. bridgeport experts? (10 replies)
  152. 1989 2.4 bleed lines (8 replies)
  153. key switch problems (0 replies)
  154. 1990 150XRi 2.5 (4 replies)
  155. OMC Tech Ugh Johnson not starting. (35 replies)
  156. 260 to USChrome thread protection (0 replies)
  157. Key number for 1975 Merc Control box (2 replies)
  158. Mercury Tech Tach issue (8 replies)
  159. Mercury Tech Total Budget Build (4 replies)
  160. My first 2.4 , need advice (68 replies)
  161. Mercury inline 6 fuel issue (2 replies)
  162. 200XP, Johnson GT (3 replies)
  163. Serial Number (2 replies)
  164. Mercury Tech 2.4 water jacket bolts (12 replies)
  165. Help needed..OMC non power lift....2 cly (6 replies)
  166. Ebay 8 pin harness has no key switch (2 replies)
  167. Pro xs installation question (13 replies)
  168. Mercury Tech Mercury ecu swap (11 replies)
  169. 300XS Lower Housing Mount (7 replies)
  170. Engine serial number help (13 replies)
  171. Johnson 200gt flywheel lifting bolts (6 replies)
  172. 2017 Merc xs question (9 replies)
  173. Help Please - Can't get hydraulic steering cable off of Mercury Engine (12 replies)
  174. How fast is too fast for a torque master? (12 replies)
  175. Sorry I didn’t use search button-1991 150 Johnson no start (11 replies)
  176. Adjusting WOT stop.... how to? (3 replies)
  177. v4 cross flow ignition (44 replies)
  178. 1988 mercury blackmax 200 issue (7 replies)
  179. Johnson 225HO hose question (7 replies)
  180. Oil questions (2 replies)
  181. Mercury 1991 200 2.5 7 pedal ...reed question (8 replies)
  182. Swapping a 1991 Mercury 150 to a new boat, should I drain the small oil tank? (1 replies)
  183. Broken thermostat bolt (14 replies)
  184. And the Hits Just Keep On Comin! Cracked prop hub housing (18 replies)
  185. CLE bearing carrier o-rings (1 replies)
  186. 8 pin harness extension? (3 replies)
  187. Ground wires in boat harness hot??? (16 replies)
  188. mercury v225 ignition problem (2 replies)
  189. 225 promax help (2 replies)
  190. Mercury Tech CLE question (5 replies)
  191. early analog BP efi question? (6 replies)
  192. 2000 model Johnson Ocean Pro what hp? (5 replies)
  193. Difference between 300 Promax and other blocks? (6 replies)
  194. 300XS Air Box Hole Size (attenuator) (2 replies)
  195. Hydroplane Engine Help (19 replies)
  196. Need to identify motor and stator (14 replies)
  197. 2002 Merc EFI 225 idling too high (13 replies)
  198. Revlimiter and the Tach (2 replies)
  199. Fuel Injector (4 replies)
  200. Replace Detwiller gauge (1 replies)
  201. No Spark 93 Evinrude 300 XP (6 replies)
  202. Need suggestions on how to re-route power trim hoses (1 replies)
  203. Building/ freshening up my 175 big bore crossflow (119 replies)
  204. Has anyone ever successfully fixed a leaking trim unit? (33 replies)
  205. 2.5 200XS ROS ͏O͏i͏l Type (10 replies)
  206. Uflex silver steer question (2 replies)
  207. Inline 6 won't start (24 replies)
  208. Help identifying motor (2 replies)
  209. OMC Tech intake manifold mods crossflow (11 replies)
  210. Mercury Tech 98 200efi (5 replies)
  211. Opinions on Seastar Gen2 Extreme Hydraulic Jackplates (4 replies)
  212. re prop after repower- vortec 350 carb build 22ft fishing Searay (30 replies)
  213. Mercury Tech Question to " remove Oil injection " (26 replies)
  214. Compression question? (10 replies)
  215. Yamaha 2003 ox66 250 hp help. Runs rough intermittent issues (2 replies)
  216. Modifying evinrude motor cover with louvers (9 replies)
  217. Mercury Tech Mirage/ Merc stored since 2013 (2 replies)
  218. Yamaha problem (11 replies)
  219. 40 aamp to 16 amp 225 pm (7 replies)
  220. Mercury Tech No trim after winter storage. (6 replies)
  221. Trim leakdown 1992 Merc single ram (6 replies)
  222. Need 4 more inches! (21 replies)
  223. 1987 Merc 200 hp Carb Basket of Warms! Warning Alarms, Mods, and deletes (5 replies)
  224. Thinking about making a 2.5 135hp drag bomb (17 replies)
  225. Mercury Tech 2.5 Small Shaft Sporty; LH Rotation; 1.87 Ratio (1 replies)
  226. Mercury Tech Sportmaster bearing carrier (2 replies)
  227. 2001 200 Optimax 4 beep alarm (2 replies)
  228. Does Merc still make an oil suitable for the 260/280? (8 replies)
  229. 300x overheating/cooling problem (1 replies)
  230. Mercury Tech Promax Temp (10 replies)
  231. Mariner 2.5 promax - Merc 2.4 fishing mid/adapter compatibility (5 replies)
  232. Optimax Cowling on a 1995 200 (4 replies)
  233. Sports master or Torquemaster on a 21 Action Marine CC (2 replies)
  234. Torq-flo safety issue (9 replies)
  235. 1985 merc 200 - just rebuilt carbs.. no start (17 replies)
  236. OMC Tech crossflow porting (7 replies)
  237. Max RPM / timing for stock 92 200hp merc (16 replies)
  238. OMC Tech Question: 1986 Baja Bowrider 235 or 200? Cross Flow or Looper??? Go! (7 replies)
  239. Omc low water pick up (14 replies)
  240. merc no power to trim, gauges, or starter (14 replies)
  241. 2001 mercury Optimax 135hp comprssor (2 replies)
  242. Mercury Tech Nic motor threads (1 replies)
  243. Evinrude (25 replies)
  244. EFI to Carbs (3 replies)
  245. Mercury 1994 2.0L 150 (continued) (52 replies)
  246. 27 Cougar Cat.. 1985 (5 replies)
  247. Switch from I/O to twin Outboards (28 replies)
  248. Taking apart a trim ram (2 replies)
  249. Low compression after rebuild on Merc. (17 replies)
  250. rebuild (21 replies)