Technical Discussion [Archive] - Page 221 - Scream And Fly Powerboat and High Performance Powerboating Discussion Forums

Hours until rebuild (17 replies)
Promax 300 vs SVS Intake & High Flow Reed Plate (10 replies)
part number (6 replies)
Transom wedges (3 replies)
Exp. w/ Land & Sea Reeds??? (6 replies)
Anybody know where I can Get a Deal On a Timing Bump Box? (1 replies)
Connecting rod tools (2 replies)
Need Advice on Nose cone install (8 replies)
Modify or Upgrade? (4 replies)
2.4 (20 replies)
2.0 V-6 135 Merc (2 replies)
Prop repair in Toronto area. (2 replies)
Head Gaskets (8 replies)
any advantage to solid mounts?? (14 replies)
Is Bigger Really Better? (3 replies)
What gauges should I be running?? (13 replies)
Nitrox (4 replies)
Mystery fitting (15 replies)
Notch or not to notch? (4 replies)
2.5 Head Mods. (21 replies)
assy. lube? (4 replies)
Check this out Merc 250 4 stroke motor (6 replies)
blue or red (8 replies)
Bob's vs. Allison's plates (30 replies)
Need Help!! Taylor SDS Hall Effect (5 replies)
OMC Eagle re-jet question (6 replies)
Any One Know.... (3 replies)
Follow up on Stalling 225 ProMax Posted Below (6 replies)
Poppet valve maintenance? (1 replies)
89 GT 175 Johnson holds back at WOT (29 replies)
mod 50 info (6 replies)
fuel pump removal (9 replies)
Wizard Tuner (23 replies)
2000 ProMax 225 Stalling Out. Any suggestions? (2 replies)
2.4 cooling question (5 replies)
Looks good (0 replies)
Dave Raymour (1 replies)
omc gears (9 replies)
Merry X!!!! THANKYOU FOR ALL THE HELP!! (0 replies)
Mad Efi... (7 replies)
Before JSRE (8 replies)
V-6 Omc Big Bore Upgrade (8 replies)
Looper Pistons! (14 replies)
95 looper port roof angles (3 replies)
Question For Fiberglass Guru's (28 replies)
BP Serial Number (4 replies)
trim indicator (4 replies)
OMC V4 Looper BIG BORE UPDATE (1 replies)
Homemade remote start switch (5 replies)
EFI suggestions (1 replies)
Inline 6 question (39 replies)
Correct piston to wall clearance on weisco pistons? (5 replies)
Timing Question. (4 replies)
135/175 optimax question (2 replies)
Best roughwater boat? (54 replies)
fried rectifier (9 replies)
setting the timing on 2.4 (7 replies)
Need a test done. (1 replies)
Sportmaster lower unit (18 replies)
Avgas ?? (13 replies)
Stick Steer (3 replies)
Torque difference between 2.4 and 2.5 (25 replies)
Cant find belt sander (29 replies)
Change props or limiter on 280 Merc??? (2 replies)
Looper Rods (10 replies)
What's the best steel for connecting rods? (25 replies)
Help!! Need Specs of a OMC Looper V4 (1 replies)
40 amp to 16 amp n Merc 225 Promax ... (9 replies)
Exhaust Temps (6 replies)
Hello CompKing (2 replies)
Mid West New Years Eve party (5 replies)
"Real" ET or modified Chopper II (2 replies)
Which one should I get 250efi, 250xs opti,or 300x? (13 replies)
13.5 ft catamaran (10 replies)
Need Part Number (3 replies)
70hp Gear Ratio (2 replies)
Will a crank out of a 77 175 work in a mid 80s 2.0 or 2.4? (6 replies)
difference in 2.5 headgaskets (7 replies)
Need info on Alien hood (8 replies)
More Merc Ignition ?'s (3 replies)
MAD EFI System (1 replies)
round float bowls vs. square float bowls (3 replies)
Dia vs Pitch (6 replies)
Freezing Guages (12 replies)
2 fuel pumps or 1 ??? (5 replies)
Optimax problem (4 replies)
Parts Website (9 replies)
Mercury serial numbers (1 replies)
v4 rude (6 replies)
Racer (0 replies)
Is there any way to add trim to a Merc 1250 SS? (10 replies)
top pinned merc pistons holding up? (4 replies)
V4 Looper intake (9 replies)
225Promax (4 replies)
Outboard Internal Corosion Removal (12 replies)
Prop Advice (4 replies)
Early 2.5 Hi-perf Hose Routing (0 replies)
Help with 88 inline 115 (4 replies)
identification (3 replies)
electric motor (help with wiring) (10 replies)
light weight rods (stregnth) (6 replies)
Where to put louvres... (5 replies)
Ignition on F1 engines? (18 replies)
2.5 - 2.4 swap? (5 replies)
mercury 2.5 200hp cooling question (109 replies)
wisco pistons in 2.5 (20 replies)
speed limits your state could be next (23 replies)
krazy noise (2 replies)
1995 115 Faststrike (6 replies)
V6 Evinrude Plastic Fuel Manifold (3 replies)
Questions for Chris_lacey (6 replies)
Advice on Merc 1500, mods, tips? (27 replies)
Propshaft horsepower rating, what year. (12 replies)
Oil pump gear (2 replies)
Does drystacking make a motor run leaner (4 replies)
How fast should my boat go? (20 replies)
EFI Tester Help (16 replies)
Converting a 9.9 to a 15 or 18 (1 replies)
Performance matrix (35 replies)
is there 30rx OMC clevers? (1 replies)
New Checkmate Factory Tour Up! (3 replies)
help me open up my exhaust on a 115 HP (12 replies)
carbs (7 replies)
Dave Hensley has a new e-mail address (0 replies)
Synergen Synthetic Oil (7 replies)
Fuel Cell ? (8 replies)
After market flywheel on a pro-v Yamaha 200? (12 replies)
Happy Holidays (5 replies)
Mercury 275 gear ratio ?? (2 replies)
Flywheel Question?? (12 replies)
Johnrude 90/115 (1 replies)
Happy Birthday Greg Moss (8 replies)
relief exhaust (10 replies)
Lightweight rods (6 replies)
Difference in merc trim cyl. (1 replies)
bean oil (??any good??) (28 replies)
Ohm value needed (12 replies)
Are 4 petal sst120 reed cages vulcanized? (1 replies)
Burettes for cc'ing heads on eBay (5 replies)
3.0 Merc 225-250-300 hp (4 replies)
ECU Features (37 replies)
Safety Vs Comfort (3 replies)
Which is better and WHY 4 or 5 (4 replies)
cc'ing heads (3 replies)
Oversized piston? (6 replies)
Exh. Is bigger better? (3 replies)
prop question (14 replies)
OMC 3cyl. upgrades? (1 replies)
another main jet question (4 replies)
speedo pickup HST, (26 replies)
Yamaha Fuel Injection (5 replies)
Warning Horn Help (1 replies)
Question about Oil Injection on Johnson 150 (7 replies)
modified production rules,odba. (1 replies)
vulcanized 4 pedal reeds (9 replies)
Egt? (11 replies)
Props (0 replies)
main jet , which 2 are the hotter cylndrs? (21 replies)
2.4 vs 2.5 (12 replies)
What do you think of these big bore carbs? (12 replies)
Water Pump (3 replies)
Crossflow help (22 replies)
strerling helo (0 replies)
Sportmaster Propshaft? (4 replies)
sterling owners Is any body out there? (4 replies)
Land and Sea jack plate drifts down, help! (22 replies)
ECU Enrichment Setting (1 replies)
Performance Prop ,ET, Yamaha or Hydromotive 4 Blade Prop ??? (6 replies)
OMC gurus... Has anyone seen this before??? (4 replies)
Attention Tunnel Boat Fanatics! (0 replies)
Compression (4 replies)
OMC V4 Gearcase Life Under V6 Power? (9 replies)
How about pistons............. (11 replies)
Rod question..Jay,US,Skip,ec.......... (5 replies)
Can this be fixed???? (5 replies)
Software question...... (6 replies)
Brucato's new ECU ( OEM replacement ) (59 replies)
Pulling looper sleeves (5 replies)
pro-max ? (8 replies)
2.0 / 2.4 / 2.5 Exhaust plates (6 replies)
OK, What prop is this? (3 replies)
OMC performance experts (34 replies)
Carburetors...how many? (14 replies)
2.4 cyl head question (7 replies)
ET reduction w/ Steckbauer/XR6 (16 replies)
paint question (6 replies)
mariner 300 (5 replies)
Fluid for trim pump (7 replies)
BP Serial Number (0 replies)
would this work? (12 replies)
rotation (0 replies)
Need 2.0 help (2 replies)
sealing ring question (2 replies)
intake? (5 replies)
Jackplate question (8 replies)
pros and cons to hydraulic steering (44 replies)
Rod bearings (5 replies)
Reflexes !!! (15 replies)
More Setback!!!! (28 replies)
1996 Merc 200 XL - Stumbles/Bogs at 3000rpm (4 replies)
OMC model #'s (3 replies)
Torque specs for the split case on 2.4 (7 replies)
Best 2.5L? (6 replies)
Did a comp test and have some ?s (37 replies)
Pulling 2 Boats/1 Vehicle, How do you rig this up?? (29 replies)
Bravo one prop (1 replies)
Slinging a blade....... (9 replies)
Anyone running Autometer gauges? (12 replies)
Travel limiter for jack plate, Any Ideas?? (11 replies)
280 Offshore Limiter?? (1 replies)
Pressure Regulator Mods (0 replies)
Counter Rotation Question Help (4 replies)
245 carb crank (0 replies)
Lifeline Batteries? (0 replies)
Steering wheel - symmetrical spokes (7 replies)
more power for 2.0? (5 replies)
Props for Nissan (0 replies)
Locator pin (10 replies)
ok heres the test on my motors problem........ (52 replies)
265 or 265r reeds? (3 replies)
heavy duty bearing carrier question (3 replies)
Machine shops in the Toronto area (10 replies)
Steel Motor Break-in (57 replies)
1989 merc laser XRI 220 Versus 1995 merc 200 EFI (7 replies)
BP block (8 replies)
Drag S3000 Champ (15 replies)
prop splines (3 replies)
Water Pump housing Screw??? (23 replies)
Welding on my 2.5? (5 replies)
Motor Is Fixed (0 replies)
Aluminum Flywheels (3 replies)
The effects of gasoline on copper and lead-free solder ?? (21 replies)
What ever happen to Filter and the V8 Valero (12 replies)
Twins On STV!!! (112 replies)
3.0 Liter Sportmaster (3 replies)
Merc LW Flywheel reassembly (5 replies)
Water Temp. Gauge Cable (1 replies)
US1 Z-Port Question (5 replies)
2.6XP buildup cont. Exhaust Ports (20 replies)
Anyone familiar with a volvo 280?? (6 replies)
L6 Rebuilding help (9 replies)
US1 Please explain (6 replies)
Can 2.5 heads be intalled upside down? (8 replies)
Charging System (5 replies)
serial no. (4 replies)
Exhaust releif valve (5 replies)
Is this going to wake up the neighbours? (11 replies)
1980 200 merc (1 replies)
Wanted: Foot Pedal (20 replies)
Trying to trade ECU'S (2 replies)