there u go
been reading these replys
and knew a dealer or a merc historian would come up
and tell u what u had
as i stated im not a historian
definately belive austin and schiada on knowing...
Type: Posts; User: john miffco; Keyword(s):
there u go
been reading these replys
and knew a dealer or a merc historian would come up
and tell u what u had
as i stated im not a historian
definately belive austin and schiada on knowing...
that is a 2.4 bore
and the original 225 type ports
1 ex 2 transfers 1 wide boost
2.4 bore with small vertical 5 pedal reeds
who would uf thunk
never seen it
merc was always tryin things ...
dont doubt the sale
does say 2.4 on ticket when 2.4 hasnt been released yet
but on ticket and motor tag
motor ids starting with 48------ to 50------according to mercury id list
would be a 175...
enough pics,,,,,no disrespect but,,,,
u have a pieced together motor
as i original thought,,,,,but trying to get benifit of doubt to ya,,,
without pics of the powerhead,,,
is older 1978 175 by...
that is a vertical reed motor,,,,,,,,,,,,,,
all the big hp motors are horizonal
the carbs are of the older 76-79 150-175 by #s and having a choke,,,,,,
when mercury started the 1 piece drop on...
like most told u
the 1st v6 mercs from 76 up were 2litres
im no vintage buff ,,,dont know exactly what merc did when
but the 225 2.4s were 80 -82
but maybe with the offshore housing on there...
the 4 stroke sb chevy can go with more timing advance
its a 4 STROKE
have a full stroke for piston to cool
have valves to close precisely,,,,,
2 strokes are more non efficient
lots of raw wasted...
timing must be retarded after 6,000 rpm
on any motor 2 or 4 stroke,,,,,,,,
especially 2s cause of the burn on every stroke,,,,
piston does not get a stroke to disapate heat as in a 4 stroke motor...
that pic of a piston you show is NOT the same melt
as the piston this thread is about
look at the 2,,,,,,,,,,compare,,,,,,,,,,,
what i described in detail earlier in this thread
a piston...
makes more sense with more info
and not guessing,,,,,,,,
could tell cyl was replaced but not how long ago
when rebuilt the sleeve was improper installed
thats why it blew the 1st gasket
then...
water got in cyl from blown head gasket
piston top away from ex is grey smoother melted,,,had water on it
from lack of water is a cleaner (more rough or jagged )melt
if look at top of cyl where...
the reason i o ringed the cylinders and machined the pistons was to remove
the head gasket to get tighter tolerances
and also to be able to use universal heads for different compressions
this...
your correct fred
but there also is another way to achieve the desired band for max power
i have a lot of yrs manufuring my own parts for when i played with
unlimited merc v6s in the 80s and...
the squish band is between the flat area on the head and the piston top
should not build up carbon,,,,,,,
this is where lots of power is made on a 2 stroke
when a motor is properly blueprinted to...
we all have done it
especaily at the races site doing a piston swap
most common lubricant on hand at a race site is wd40
so when used to oil cyl with ball hone,,,,,
found out the residue does...
when replacing the rings on a chrome bore motor
just need to set block in a varsol vat and use a red or brown scotchbright pad
to remove the glaze only
same as nicasil,,,,,,,,,,
both metals are...
i have 20yrs of outboard racing using all of the other brands
so also all i use is weldon
super high volume
and pressure stays consistant
more expensive but cheaper than a rod hanging out of...
fuel psi is depending on pump you use
and no less than 80 gph
when using an automotive pump as holley(red is the bare minimum),ect
stagnant pressure NO less than 7,,,recamend 8
cause automotive...
you want to stay away from pulse pumps
not enough volume as fred indicated
blade slingers work the best for low pressure and high volume
mercury uses the holley red pump for hp carb motors ...
from a builders point of view
its a true flats fishing boat
not a high performance speed boat or a semi shallow running bay boat
these 2 hulls have natural bow lift
a true flats has very minimum...
well ron you would know better than any
about the 25 and cub combination,,,,,,,,
i thought it was the A/J 15 that they made then that was used
i know they had it on the water mouse
so if it was...
as stated the hull was designed for a 15
20-25 mph for a childrens learning class,,,,mini mouse/mini mini gt type class
most were run with 25s as a play boat 25-30
can make it run fast with the...
the cougar cub was designed for the 15 hp motor,,,,25 max
mercury had a program with the 15hp for a while with this hull in the 80s
sides are short,narrow width,,sponsoms are short,,,compression...
my point i was trying to get across
we want the helmet to flex to a point to absorb the impact
and not fail,,,,,
if put on enough paint,,,,then the wrong paint,,,less flex
barsal/newton test will...
lets throw in some disclaimers to cover our asses,,,,,,,,,,,
thats what the whole paint thing is,,,,,,,,
any class that has a snell approved helmet required
is a class that accidents will...
most tachs are made for 4 stroke motors
which spark every 2nd revolution
so in turn a 2 stroke sparks every stroke
so most of the time
setting a tack for 2 stroke,,,,,,,, double the pulse
the...
2 into 1 firing 180 deg apart
saves weight
and mainly the scavaging effect occures
the exhaust flowing out from previous fire
actually sucks the exhaust coming out
( like a sand blasting air...
i agree with sams analogy of the reeds
in reality the factory steel reeds have less flutter
has more cranking /base compression because they seal better
main positives going to composite reeds...
there is wh 13 carbs
on jetting ,,,,,,,,,
as stated stock 200 with nosecone and motor jacked up 80-82 is in the ballpark
with motor up the load is released on the motor some and will be turning...
lifeline and security
are the main 2 capsule jackets that apba inspectors are used to seeing and importantly ,,,inspecting
other brands get looked at harder for the tags minimum requirements
and...
barry is right on with buying a turn key rigg for a newcomer to class
there is a lot of old hulls (pre 2000)out there for sale 2,000=5,000
sounds cheap,,,,but by time you aquire...
this 1 here is made for the omc crossflow
i was around scott back then when he worked it
its main downfall was the crossflow turned up around 7,500
and the main boost came in around 5,500=6,000...
any body out there remember the land and sea turbos that they made for o/bs?
or ever seen 1 run?
i went out to scott eines shop the other day
if anybody remembers him he used to race mod vp in the...
whenever a motor is high ported,,,,,or rpms are than higher than the factory
recommends the timing needs to be backed off,,,,so not to detonate the piston tops,,,,
factory timing is for factory...
your right bill,,,,,
the claimer price is 2,600,,,so just taking a 140 and doing labor work to it
no upgraded parts,,,,kick ***,,,,,get claimed and make money back for time
and have fun for the...
bill
you hit the nail head dead on,,,,
here we race the tri hull class,,,100ci crossflow only
the best motor is the omc for the class
and these guys have tried everything,,,,,,,,,,,
the 1s...
you can cut the piston skirts,debur intake track,D shape the ports,raise ports depending on what block you have,use newer ignition,lighter forged pistons,cut heads,open ex housing,carb work with...
got to say,,,,,
that that is an "awsome job" that was done on the boat,,,,,,
it looks great,,,,,
i bought a hodges 140 boat a few yrs back,,,
that has the same non capsule ,,,cockpit,,
never...
i have been pulling up the site since the beginning of the champ series
since the new site was brought up ,,,,there has been numerous times it would not come up,,,,server not found
had problems...
champboat series also has a tentative schedule for 2006 at kankakee
for sept 2=4
champboats only is listed to be there
there were 4 o/b drag boats there running at 2005 event for an exhibition...
i was at kankakee along with tabara in 2004 and 2005
and i race the champ series with page
this thread started from page getting a small check from mod u
as been said boat count was low in 2004...
yes you are right on both replys
1) we race besause we love the sport!!!!!!!!!!!!!!!!
and that is why boat racing is where it is today.
i wish it could make a profit,,,,,
i need it to make a...
i went to the kankakee nationals also,,,,,,
the 1,500 spent for the weekend is about the average money
that every one had to pay out for the event
which is what we spend to travel to any race...