Datsun Dreaming
so your sr is running now?
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live to love the RWD.
89 seafoam coupe w/ SR20 and more- FOR SALE<- click
FAX
______________________________

live to love the RWD.
89 seafoam coupe w/ SR20 and more- FOR SALE<- click
FAX

dont know who that is, but gl with it! and word of advise, dont overheat the thing. that is all.
__________________
live to love the RWD.
89 seafoam coupe w/ SR20 and more- FOR SALE<- click
FAX
______________________________

live to love the RWD.
89 seafoam coupe w/ SR20 and more- FOR SALE<- click
FAX

That's why your ka hates you. rotfl
Ahh the oil debate. I may sounds like a broken record, but Enthalpy's motor always ran Mobil 1 10W30, and that thing was spotless when the rings went. I ran the same in my motor at 9k+ rpms and never had any oiling problems. That's why I use Mobil 1 now, even though the new engine is way less stressed.
The heavier oils like these 20W50 diesel oils are what I've seen the extreme duty drag race guys use. A heavy oil will withstand more load, and keep the bearings off the crank. The deal is, though, that race motors have huge bearing clearances; 4 times bigger in some cases.
I don't have any real evidence, just a train of thought/logic going here, but here goes. You've got an oil pump, which has a pressure relief valve. The oil pump will only ever hit 6 bar of oil pressure before the spring relief vents. With a thin, warm oil, that won't happen until 4-5k rpms. With a heavier oil, it'll happen earlier. Sounds great right? Yes and no. The difference is the mass flow of the oil. The heavier oil is denser, so at the same pressure, you're getting less flow. Less flow means less oil cooling the bearings. So, good at lower rpms, but worse at higher rpms. But, with more bearing clearance (like a race motor), the restriction isn't as big and you're allowing more oil to squirt past. You'll regain that oil flow past the bearings to address cooling, and that heavy oil will cushion better because of it's density.
I have no idea if any of that is right. Maybe someone who reads all of these oil threads can find a similar or differing statement.
The heavier oils like these 20W50 diesel oils are what I've seen the extreme duty drag race guys use. A heavy oil will withstand more load, and keep the bearings off the crank. The deal is, though, that race motors have huge bearing clearances; 4 times bigger in some cases.
I don't have any real evidence, just a train of thought/logic going here, but here goes. You've got an oil pump, which has a pressure relief valve. The oil pump will only ever hit 6 bar of oil pressure before the spring relief vents. With a thin, warm oil, that won't happen until 4-5k rpms. With a heavier oil, it'll happen earlier. Sounds great right? Yes and no. The difference is the mass flow of the oil. The heavier oil is denser, so at the same pressure, you're getting less flow. Less flow means less oil cooling the bearings. So, good at lower rpms, but worse at higher rpms. But, with more bearing clearance (like a race motor), the restriction isn't as big and you're allowing more oil to squirt past. You'll regain that oil flow past the bearings to address cooling, and that heavy oil will cushion better because of it's density.
I have no idea if any of that is right. Maybe someone who reads all of these oil threads can find a similar or differing statement.
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^sounds legit. ive been using 10w40 castrol syn blend. is 10w40 a good choice?
__________________
live to love the RWD.
89 seafoam coupe w/ SR20 and more- FOR SALE<- click
FAX
______________________________

live to love the RWD.
89 seafoam coupe w/ SR20 and more- FOR SALE<- click
FAX

^ Ok there, MC Hammer.
Had a tire mysteriously go down to 15 psi. Filled it back up and checked it 4-5 times and it's been constant. WTF? Also saw Longfellow tearing through over by my work. Hopefully he didn't meet the LEOs that hang out around here looking for just such activities.
Had a tire mysteriously go down to 15 psi. Filled it back up and checked it 4-5 times and it's been constant. WTF? Also saw Longfellow tearing through over by my work. Hopefully he didn't meet the LEOs that hang out around here looking for just such activities.
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1973 VW Squareback
1979 AMC Jeep Cherokee Chief
RIP Tim


1973 VW Squareback
1979 AMC Jeep Cherokee Chief
RIP Tim
No cops luckily. I dont think I've ever seen cops sitting around there, but I havent been down that street in months and I usually only do it on the weekends when no one is around.
Car feels really unbalanced and I dont like it.
My passenger fender is seriously fucked now too. The lip of the fender is completely bent.
Car feels really unbalanced and I dont like it.
My passenger fender is seriously fucked now too. The lip of the fender is completely bent.
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Team White Car 2010
Team White Car 2010
They're down here constantly, I'd be careful. The reason they're down here is because of a few reasons:
1. Tweakers.
2. Juggalos.
3. Bums.
4. Ricers.
5. Mullets doing burnouts.
I love this area, it's compelling and rich.
1. Tweakers.
2. Juggalos.
3. Bums.
4. Ricers.
5. Mullets doing burnouts.
I love this area, it's compelling and rich.
__________________


1973 VW Squareback
1979 AMC Jeep Cherokee Chief
RIP Tim


1973 VW Squareback
1979 AMC Jeep Cherokee Chief
RIP Tim



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