lack of power

Nissan 300ZX technical discussion forum: Maintenance, performance, installations, modifications, how-to's and troubleshooting.
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xclusivez32
Posts: 316
Joined: Wed Apr 08, 2009 6:52 am
Car: 1990 300zx 2 seater limo
tt engine build
2004 gmc serria
Location: Troy, NY

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So I havent driven my car very far (not on the road) but i did take it up the road and back. It starts and idles fine, also no engine codes are showing up, revs fast when not moving. When i was driving it, i went back up my driveway and it didnt have alot of power like i wasnt going to make it up, just stayed alittle under 2k. Driveway is steep and dirt so i figured if anything it would spin not bog. Any ideas?


User avatar
xclusivez32
Posts: 316
Joined: Wed Apr 08, 2009 6:52 am
Car: 1990 300zx 2 seater limo
tt engine build
2004 gmc serria
Location: Troy, NY

Post

alittle info that may help.
has new injectors all 6 (new style)
new water pump
new nismo termostat
new alternator (has bent shaft so belt squeaks)
new tt heads with my stock cams
deleted egr, aivs, water bypass
new fuel filter (good pressure in fuel line)
shows no cel either
clutch is newer around 5k on it (previous owner)

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evildky
Posts: 14225
Joined: Sat Jan 31, 2004 9:23 pm
Car: 71 Datsun 240ZT
87 Nissan 300ZX N/A-T
06 Nissan 350Z GT
Toyota Tundra TRD RW
Location: Louisville, KY
Contact:

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...downshift? uphil in dirt yiou should be able to sping the tires if you stand on it, assuming you are in a low enough gear, at 2k rpm you aren't exactly int he power band, does ti feel like it's down on power when driving on the road?

User avatar
xclusivez32
Posts: 316
Joined: Wed Apr 08, 2009 6:52 am
Car: 1990 300zx 2 seater limo
tt engine build
2004 gmc serria
Location: Troy, NY

Post

not really sure how much power it should have, first time driving it. i was in first gear going u the driveway at 2k put it to the floor and it doesnt seem to make it up very well. theres no go run at my driveway. Driving down the road i can only get into second (country dirtroad as well) could it be the alt.? the pulley doesnt spin straight and makes the belt squeal sometimes. I just dont want to get it on the road (registered/insured) and have it not running right. btw your the only one that answers my posts thank you


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