[Fot] TR6 Injection Fuel Pump

[Geoff Byrne]

there are TR6 race motors and there ARE TR6 RACE MOTORS
Billet crank
billet rods
Forged pistons
PI mods
High compression 13+
Av gas +
overbored motors
Small dia clutch
trick harmonic balancers
tune exhaust
tune inlet and cold air box
8500 rpm
HP well that between me and my dyno guy!!!!!!!!!
Geoff
TR6 Racer down under
----- Original Message ----- 
From: "RACER BUD" <budscars at comcast.net>
To: "Tim Murphy" <timmurph at fastbytes.com>; "'Peter Vucinic'" 
<pvucinic at netspace.net.au>; "'FOT'" <fot at autox.team.net>
Sent: Thursday, October 15, 2009 3:04 AM
Subject: Re: [Fot] TR6 Injection Fuel Pump


> I'm curious you guys....What kind of horsepower does a racing TR6 put out 
> with the fuel injection/versus carbs?
> I'll take my answer on the air!
> Racer Bud...Spitfire #21
> ----- Original Message ----- 
> From: "Tim Murphy" <timmurph at fastbytes.com>
> To: "'Peter Vucinic'" <pvucinic at netspace.net.au>; "'FOT'" 
> <fot at autox.team.net>
> Sent: Wednesday, October 14, 2009 6:44 AM
> Subject: Re: [Fot] TR6 Injection Fuel Pump
>
>
>>I don't have fuel injection on a TR6 race car but I do have a TR5 with 
>>Lucas
>> fuel injection.  I recently installed the Bosch pump and filter kit, 
>> which I
>> got from Malcolm Jones at Prestige Injection in the UK, on the car.  I 
>> also
>> modified the fuel tank for outlets on both sides and separate return 
>> ports
>> on the top.  The kit included a new outlet fitting to replace the 
>> original
>> to allow for adequate fuel flow into the pump.  In addition I rewired the
>> pump adding a fused fuel pump relay and heavier wiring.  The original 
>> pump
>> drew about 5.6 amps and had a voltage drop of 2.8 volts to the pump.  The
>> new pump draws 9.5 amps with only a 0.75 volt drop at the pump with the
>> rewiring.  If you need the numbers of the pump and filter I'm sure I have
>> them somewhere or can get them for you.  The TR6 fuel tank was modified 
>> on
>> the PI cars to overcome some of the problems with the TR5 tank but I 
>> don't
>> know if that tank was used in the carbureted TR6 cars.
>>
>> I'm currently running 103 PSI at the metering unit but will be increasing
>> that to about 110 as I am having some intermittent problems and also am 
>> not
>> sure of the accuracy of my fuel pressure gauge.  The 103 could be 
>> marginal
>> and may even be lower if my gauge reads 2% or 3% high, which is typical
>> standard gauge accuracy.
>>
>> Tim Murphy
>>
>> -----Original Message-----
>> From: fot-bounces at autox.team.net [mailto:fot-bounces at autox.team.net] On
>> Behalf Of Peter Vucinic
>> Sent: Tuesday, October 13, 2009 11:18 PM
>> To: FOT
>> Subject: [Fot] TR6 Injection Fuel Pump
>>
>> Dear List'rs,
>>
>>
>>
>> Can those people running after market FUEL PUMPS on their injection 
>> system,
>> race cars, give me some idea of what EXTERNAL pump they are tending to 
>> use?
>>
>> BOSH? Etc.
>>
>>
>>
>> What pressures are the seeing at the Fuel Metering Unit?
>>
>>
>>
>>
>>
>> Thanks
>>
>>
>>
>> Kind Regards
>>
>> Peter Vucinic
>>
>> TR-4
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