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Old 01-07-2019, 02:22 PM   #39
sweetk30
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Join Date: May 2012
Location: horseheads,ny rust belt
Posts: 2,794
Re: aftermarket sniper install problems

I had time the other day to drain the engine coolant down and remove the sensor to test the resistance of the Holley supplied unit.

Ohms readings on 20K Ohm scale on digital Fluke meter and all three sensors in the shop and up to shop temp of 70°F tested on the tip of all three to verify the same temp with the IR temp gun.
Holley = 2.37 Ohm on 20K scale
TBI used #1 = 3.46 Ohm on 20K scale
TBI used #2 = 3.44 Ohm on 20K scale
Sorry, I always have a hard time moving the decimal point around in my head, was never good at it.

I did find this chart for the standard motor products tx3 to help test the sensor for resistance value to temperature in F & C -scale
Temperature Resistance
50° F (10° C) 5670 Ω
68° F (20° C) 3520 Ω
86° F (30° C) 2238 Ω
104° F (40° C) 1459 Ω
122° F (50° C) 973 Ω
140° F (60° C) 667 Ω
158° F (70° C) 467 Ω
176° F (80° C) 332 Ω
194° F (90° C) 241 Ω
212° F (100° C) 177 Ω

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and today i talked with summit on this and here is the info .

here is the short pinpoints :
holley tech in the end of dec/all of jan is way behind every year . they just get so backed up ts crazy even summit get put on the wait list . so he said they will get back to me at some point ......
of the 3 brands holley sniper / fitech / edelbrock he gets 2-3 of each to 1 of edelbrock for problem help and warranty . and of them he said 90-95% is customer ordered the wrong stuff .
he did say the problems i am having with the sniper are all real popular points he hears a lot and also heavy out of the first batch or 2 that were sold and mine being ordered may/2017 kind of falls in to that area .
he did say at this point i need to deal with holley and if they say warranty is or replace it swap out they will stand behind it and take care of me .

so in short it looks like its a waiting game now . . . but there might be light at the end of the tunnel yet .
__________________
77-k30lb BIG truck build .
87-k30lb budget beater build .
85-k30lb the plow machine build .
85-c10sb summer fun toy .
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HOLLEY SNIPER efi = worst case of p.i.t.a i ever had .

EDELBROCK pro flo 4 = best deal going so far . love my setup works great.
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