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siteunseen

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Posts posted by siteunseen

  1. On 7/27/2025 at 2:01 PM, Zed Head said:

    Sample size cannot get any smaller. I doubt that that's why they come out since the the space between the rocker arm and the valve/pad assembly would have to open up enough to allow the lash pad to pop out. No logical reason for the divot to stop that from happening. Besides the fact that many people have had that happen when they restart old factory stock engines that have been sitting for a while. Most people think it's caused by sticking valves. Maybe your guy sets his guide clearances too tight.

    But, he's the builder. Good luck.

    I bought an N42 that had been in machine shop jail for a few years, guy never came back for it and I paid maybe $200 for a newly rebuilt head with an oiler cam installed. Put it on and went about 5 miles and the god awfullest noise came from the valve train. Limped back home and found a lash pad had come off. Thank goodness there was no damage and @Jeff 78 280z talked me down off the ledge, told me how to fix it and I've not had to look back. Runs great every since.

  2. ·

    Edited by siteunseen

    Those run through the manifolds to warm up a cold set of carbs. They circulate coolant through the bypass lines on the passenger's side and then the thermostat housing. I think they are a potential leak waiting to happen so I have mine disconnected. It's plenty warm in Alabama so they add unnecessary heat through my manifolds. The bigger one near the windshield is actually a thermostat that closes the flow off when it gets to a certain temp and you're right about the front nipple, it goes to the thermostat housing.

    Here's a bunch of threads about it.

    https://www.google.com/search?q=240z+intake+manifold+coolant+line+classiczcars.com&rlz=1C1VDKB_enUS1121US1121&oq=240z+intake+manifold+coolant+line+classiczcars.com&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQIRigATIHCAIQIRigATIHCAMQIRigAdIBCTMwNTQ5ajBqN6gCALACAA&sourceid=chrome&ie=UTF-8

  3. The smart ones hide, sit back and chill. That's why I'm on here everyday, trying to learn something. 😁

    Bugging the $^!# out of everybody...

  4. I think the flat bottom ones are for grinding down? They sent me .190 with my cam kit. I thinks that's a little thick and they say it's all they have. Won't know for sure until I use them so...probably never. 🤣🤣

  5. 10 hours ago, Zed Head said:

    Might as well do the whole album. Had it on cassette (high tech for cars!) back in high school. Did not help my studies...

    Have you read the story of Tommy Iommi cutting off the tips of his fingers on his fretboard hand? The things he did and how it affected his guitar style supposedly was the first time anybody did that low eerie sound like Sabbath had. Ozzy was the godfather of heavy metal singing and Iommi was the godfather of heavy metal guitar. Pretty good read when you get a minute.

    Loudwire
    No image preview

    The Horrific Accident That Created Heavy Metal

    Who needs fingertips when you've got riffs?
  6. I've been playing around with the free AI the last week as it's scorching hot down here and everywhere else too. Anyway it's pretty neat plugging in numbers and seeing the supposed results. My main goal is to eventually figure out my P90 head I bought for $25, yeah that's right twenty five dollars 😁, hopefully what valve length and lash pads I'll use and how much to cut for the Schneider cam kit I bought many years ago. I don't think it's my cam though, just a core I sent in but it has high lift so I'll be using the Viton Ford valve seal as the OEs would get squished.

    @Diseazd has given me some advice also to go along with the P79 and P90 modifications Datsun garage provides.

    https://datsunzgarage.us/p90/

  7. Nope, doctor said it was plenty big just wasn't getting the amount of blood it should, effecting output. I may have to get a catheter put in at some point. Like a G3 between supply and pump.

  8. ·

    Edited by siteunseen

    I'm going to start cleaning up some of the stuff I have. Use these pictures and retire. 😁

    I've got a storage building full!

    eBay
    No image preview

    1970-1983 Datsun 240Z 260Z 280Z ZX Rebuilt N47 Cylinder E...

    Fill fit into 240Z 260Z 280Z ZX with L28 Block and ROUND port exhaust systems. Learn more for our site at California Datsun. Why buy from California Datsun, Inc. THIS IS AN EXCELLENT ADDITION TO A...

    Really bad seller. Its was a scam from the get go. He purposely put another camshaft in the box of the supposed aftermarket modified camshaft. And he had audacity to charge 2/3 of brand new price of the Trojan horse of a camshaft he made it look like. He even painted it black high temp paint on used original factory camshafts. They or he hope an unsuspecting individual installs it. Really shady. I got a refund but this is horrible experience

    Brian Crower BC0211 Stage-2 Cams 264° for Nissan KA24DE RWD S13 S14 240sx RWD (#405586686015)

    Item photo(s) from verified buyer

    Buyer: m***m (48)

    US $400.00

    Verified purchase

    Past 6 months

    Reply from: california-datsun. Left within past 6 months.

    Wow, what an extreme exaggeration. We didn't "charge" you anything. We listed a item for sale that YOU agreed to purchase and pay for. It was a set of cams we purchased as new and never opened. You claimed you were unhappy so we immediately refunded you. No need for the dramatic fake story. What was so horrible? Have a nice day.

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