May 16, 20204 yr comment_599544 That included his machine work? Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-599544 Share on other sites More sharing options...
May 16, 20204 yr comment_599545 On 5/13/2020 at 12:07 AM, duffymahoney said: 3.2L engine parts arrived from Rebello today! JE Pistons, Eagle rods and king race bearings. Rod bearing clearances are spot on. Marine Crank did a fanstatic machining job on my extra long stroke LD crank. Your pistons look just like mine with the dish . What CR are you shooting for and what CC chamber in the head ? Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-599545 Share on other sites More sharing options...
May 16, 20204 yr Author comment_599549 2 hours ago, Yarb said: That included his machine work? No. I think a fully built Rebello motors are 8-20k. I didn’t get a Rebello kit. Just parts we needed. 10:1 is the goal. I will only use ethanol free premium. Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-599549 Share on other sites More sharing options...
May 16, 20204 yr Author comment_599550 15 hours ago, Patcon said: So what is in the Rebello 3.2 kit? What do you have to provide? What head will you pair with it? From Rebello I got titanium valve retainers, pistons, rods, bearings etc... I will be using a ported and bigger valve E31. Machine work will all be done locally. Crank repair and stroke was done by Marine Crankshaft. Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-599550 Share on other sites More sharing options...
May 16, 20204 yr comment_599554 So not using the LD28 block? That goes to 3.4L, doesn't it. I believe it requires a custom crank though Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-599554 Share on other sites More sharing options...
May 16, 20204 yr Author comment_599556 5 minutes ago, Patcon said: So not using the LD28 block? That goes to 3.4L, doesn't it. I believe it requires a custom crank though No. Just a N42 block bored. I’m not chasing a ton of hp. The 3.4+ is a lot of work and $. I actually think I will be at at 3.16 or something. But that sounds dumb. So 3.2L Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-599556 Share on other sites More sharing options...
May 16, 20204 yr comment_599559 I've got an LD28 block and crank build on the go. At 84x90 (stroke/bore) It's still only 3.2. The Rebello 3.35 is an 89mm custom Crower crank. Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-599559 Share on other sites More sharing options...
May 24, 20204 yr comment_600132 Duffy you've done some great work to this S1 240z! I've been lurking for a while. Nice to see some chronological history of your build instead of just Facebook. - Jeremy Wilbur Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-600132 Share on other sites More sharing options...
May 25, 20204 yr Author comment_600166 17 hours ago, 73str86 said: Duffy you've done some great work to this S1 240z! I've been lurking for a while. Nice to see some chronological history of your build instead of just Facebook. - Jeremy Wilbur Thank you! Trying to make it a blast to drive, tinker, but also I can go back to bone stock fairly easily. Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-600166 Share on other sites More sharing options...
June 7, 20204 yr Author comment_600853 Project hand throttle is done and working. Should help with cold starts with my ITB. Until I get my iac system sorted out. IMG_6218.MOV IMG_6219.MOV Edited June 7, 20204 yr by duffymahoney Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-600853 Share on other sites More sharing options...
June 21, 20204 yr Author comment_601578 Well injectors are back and I have efi spark plugs. I spent a while tuning this weekend and with Tioga’s help I think I finally found one of my major problems. The tps was set at its highest sensitivity. It would bounce from .34-.49. Thus causing the ecu to think it needs to apply timing and fuel and making it run terrible. I turned it to the lowest and it’s rock solid at 0% and .01 of a voltage change. Haltech is a nice system. But wow is there a lot of settings. If anyone needs Z car help. I would recommend Tioga with Automotive Solutions! IMG_6375.MOV Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-601578 Share on other sites More sharing options...
July 28, 20204 yr Author comment_603437 Some block porn! Just back from the machine shop. Final bore of 88.5. Time to make it pretty then assemble. Link to comment https://www.classiczcars.com/forums/topic/58568-duffys-171-series-1-240z-build/?&page=52#findComment-603437 Share on other sites More sharing options...
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