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i can't tell much from going from 75 to 100 shot but zex has me using 46n/30f and 40n/26f jet sizes but i think the 43n/26f would be better at around 85 hp but leaner then the 75 hp jets. not sure why zex uses bigger fuel jets then the rest?

nitrous install photos on my no cutting the fuel line set up. also i just stuffed a copper wire in the tps plug so no splicing there.

fuel pressure gauge adapter? looks like i might have found the best way to tap the fuel line. i found a honda fuel gauge adapter banjo bolt that has a 1/8 NPT hole right on top. its a M12x1.25 banjo bolt with a 1/8 NTP hole for a pressure gauge. ill remove the driver side banjo bolt on the...

i need help with my zex nitrous set up. i do not want to cut my stock fuel line. i been trying to find a tee that will fit where the fuel line comes apart. i measured the fuel line treads as metric 1.00 and 13mm the nitrous has a -4an hose. what can i use to tee off the stock fuel line...

that was funny you made my day! I asked the chip maker to send me the instructions for there chip and thay refused.

the tornado is crap when I bought my lexus it did not run right pulsing when you hit the gas. I changed the air filter and found the tornado in it so I took it out and my car ran a lot better. it may work on carb engines but not on fuel injection tuned port manifolds. I think it makes some...

I allways say do a leak down test when buying a car. you can get the tool at harbor freat. what it does is, it pumps air into the cylinder from that you can tell if the rings ar bad the head gasket or valves are bad. in the 1970's when cars burned oil it was mostly the valve seals that caused...

has anyone tried the $69 SLR Performance Chips did you feel any change? did you get better gas milage? more power?

compresion should be withen 10% from loest to highest

when I rev the car up to 1800 rpm the engine seems to vibrate you can feal it in the car

the car dies when I come to a stop after geting off the freeway but it starts right up and runs fine.

I changed the cap roter wires plugs air filter at 155,000 its at 163,000 now,I did check the plugs and they look new? I get 26 mpg to 28 on the freeway and 20 in the city. smog check had no emisions .01 the poor idle hapens after geting off the freeway/

my sc400 surges at 40 mph sometimes so I stomp on the gas and its like running on 6 cylinders and sometims the idle will bounce between 250 and 1000 and sometimes it will die most of the time it works fine. it only does this when warm. help?:feedback: