xs10shl Posted January 31, 2020 Share #241 Posted January 31, 2020 Just my thoughts on displacement: when it comes to racing, I’d imagine it would be a real challenge to enter a car with a 2400cc engine into an “under 2000cc” class. Going the other way: enough displacement will usually usurp most technology advantages, which is the reason that pretty much every model of car can be made to go faster with an SBC transplant. I’d venture to say It’s probably why they have classes, rules, and regulations to begin with. 2 Link to comment Share on other sites More sharing options...
christoffel Posted January 31, 2020 Share #242 Posted January 31, 2020 2 hours ago, HS30-H said: Why would you assume that development of the factory 'safety bar' kit was specific to USA safety requirements? Nissan had committed - 'early in the Z programme' - to using the S30-series Z in its own racing and rallying activities, and made sure that this was taken into account in the design & engineering of the cars. FIA and JAF homologation was very important and required an integrated effort in order to get the application in early enough for it to be legal for the start of the 1970 season. Clue: Monte Carlo. It's not in the USA: These early cars were extremely light! In the first FiA homologation it is 920 kilo......... And if you see an very early 10-1969 you can imagine that. How younger the production # the more brackets and sheet metal you see Link to comment Share on other sites More sharing options...
240dkw Posted January 31, 2020 Share #243 Posted January 31, 2020 1 hour ago, HS30-H said: No smog pump/anti-emissions devices on non-North American market 240Zs, and also different distributor. I say less power on HLS30U/UN/UV. It's impossible for them all to be the single, same, factory quoted output in the field. The engines were tested 'bare', with no load. No pumps. But that is my point, the UN has no smog pump/anti-emissions devices and also a different distributor. 1 Link to comment Share on other sites More sharing options...
26th-Z Posted January 31, 2020 Share #244 Posted January 31, 2020 Yes, my thoughts also. The UN went to Canada except Ontario Link to comment Share on other sites More sharing options...
HS30-H Posted January 31, 2020 Share #245 Posted January 31, 2020 (edited) 50 minutes ago, 240dkw said: But that is my point, the UN has no smog pump/anti-emissions devices and also a different distributor. I think we are both reading from the same page here. The wider point is that the power values stated on the chassis tag - and in the literature, and quoted back to me by SpeedRoo in comparison with the S20 - are quantified before the other devices are bolted on, so not all L24-engined models were created equal. Edit: And I LIKE it when Canada sticks up for Canada. The "Made For USA" thing bugs me vicariously for Canada as much as anywhere else. The Kaku U team WENT TO Canada for heaven's sake! Edited January 31, 2020 by HS30-H Link to comment Share on other sites More sharing options...
HS30-H Posted January 31, 2020 Share #246 Posted January 31, 2020 2 hours ago, christoffel said: These early cars were extremely light! In the first FiA homologation it is 920 kilo......... I think a 'fully loaded' '69/'70 HLS30U would struggle to make that weight in real life. I think the car used for the FIA 3023 homologation had - shall we say - a little bit of a diet before being tested... There's some talk that the FIA 3023 homologation sample car actually had a PZR body. JAF homologation of the 432-R was 960kg 'wet', so that's with 100 litre tank full. It seems to indicate the FIA 3023 car was, er, 'special'... 1 Link to comment Share on other sites More sharing options...
HS30-H Posted January 31, 2020 Share #247 Posted January 31, 2020 2 hours ago, xs10shl said: Just my thoughts on displacement: when it comes to racing, I’d imagine it would be a real challenge to enter a car with a 2400cc engine into an “under 2000cc” class. Going the other way: enough displacement will usually usurp most technology advantages, which is the reason that pretty much every model of car can be made to go faster with an SBC transplant. I’d venture to say It’s probably why they have classes, rules, and regulations to begin with. By the end of 1970, works-affiliated privateers with 432-Rs found themselves racing in re-jigged race classes that allowed engine capacities up to 3 litres. They promptly installed TOMEI-tuned pushrod H30 stock car engines in their 432-R bodies: 1 Link to comment Share on other sites More sharing options...
240260280 Posted January 31, 2020 Share #248 Posted January 31, 2020 (edited) 2 hours ago, christoffel said: These early cars were extremely light! In the first FiA homologation it is 920 kilo......... And if you see an very early 10-1969 you can imagine that. How younger the production # the more brackets and sheet metal you see The same racer that preferred the L24 for racing over S20 also preferred the skyline over the 432R for its stiffness. Light may not always be better. Edited January 31, 2020 by 240260280 Link to comment Share on other sites More sharing options...
HS30-H Posted January 31, 2020 Share #249 Posted January 31, 2020 9 minutes ago, 240260280 said: The same racer that preferred the L24 for racing over S20 also preferred the skyline over the 432R for its stiffness. Light may not always be better. Which "the" Skyline? I own a KPGC10 race car and I can tell you that its bodyshell is no stiffer than any S30-series Z bodyshell. 1 Link to comment Share on other sites More sharing options...
Gav240z Posted January 31, 2020 Share #250 Posted January 31, 2020 I just like the fact that this sale has blown up major news outlets .. https://www.businessinsider.com/pristine-1971-datsun-240z-sold-for-a-record-breaking-price-2020-1 1 Link to comment Share on other sites More sharing options...
26th-Z Posted January 31, 2020 Share #251 Posted January 31, 2020 "Coveted racing green paint job"; I like that. Coveted. "The car is entirely unrestored, but an electronic ignition was added." Where did THAT come from? And so it is a good question to ask what this sale does to the value of it's peer class. Link to comment Share on other sites More sharing options...
kats Posted January 31, 2020 Share #252 Posted January 31, 2020 Hi Roo , thank you so much !! I was wrong , looks like Fairlady Z series is in the same situation as other market cars , maybe from January or February 1970 the rear deck got the tar mat . Kats Link to comment Share on other sites More sharing options...
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