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The Ultimate Tesla Model S Autocross Enduro Race

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5 laps of pure adrenaline – Tires and brakes cooking, power limiter kicking in – just a final push to the finish line and…breath again!

Enduro racing, when autocross just isn’t enough. How about 5 continuous laps of autocross? Do you want to see when your car starts to overheat the tires go gooey and brakes begin fading? Experience it all in Enduro!

RELATED: Autocross in a Tesla Model S

There have been complaints about power limitation when tracking a Model S. During the typical ~1 min autocross course the car will not become power limited no matter how hard you punish it. The tires just barely get warm and brakes keep tight, no worries about overheating. A 5 lap Enduro is a different beast entirely. Turbos break, hoses rupture, I have seen brakes glowing and smelled the death scents of tortured ICE cars. This is the Kart Track at the Jackson County Sports Park in southern Oregon and the last autocross event of the year put on by the Siskiyou Sports Car Club (SSCC) is the Fall Enduro.

Jackson County Sports Park

Jackson County Sports Park- Kart Track

This event is a clockwise 5 lap race around the outside of the track, roughly 3.3 miles total. The ‘grid’ where cars line up to race is near the lower left corner, cars are launched from the green mark and the start/finish line is at the red line. A 2 second penalty is added to your time for toppling a cone (very few out there to worry about) and 10 seconds for putting all 4 wheels in the grass – don’t do that! Racers have the opportunity to practice several laps at a time on Friday and/or Saturday and then just 1 shot at the full 5 lap time trial on Sunday.

The track record for this Fall Enduro event is 3:39.12 set by a TUI formula in the A Modified class, an average of 43.824s per lap and 54mph! My best laps during practice were in the 52.0xxs range but I wasn’t that quick in the race. I drove a different race line from what I had practiced and feel that it was better but I just wasn’t faster (you can watch a set of practice laps here). Earlier this year in the Spring Enduro race I ‘drove’ off of the track once during practice laps so I became a little overly cautious about my braking points during the actual races. With such a heavy car the margin of error is pretty tiny when going from floored at 75mph+ to full brakes and into a turn.

This last fall I managed to break the F Street track record of 4:25.195 by over 2 seconds but then I was ‘ICEd’ by a mere 3/10ths of a second- so close! My local F Street class competition comes from a CTS-V and an M3 .   The CTS-V driver has raced for years so I guess I feel ok about ‘letting’ him beat me (technically he was my ‘teacher’ at the race driving school I did, go figure.)

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Vehicle                                   Lap1      Lap2      Lap3      Lap4      Lap5       total time

’13 Cadillac CTS-V Coupe   53.146   52.684   52.265   52.502   51.976     4:22.573

’12 Tesla Model S                52.145   52.318   53.033   52.712   52.704     4:22.912

’13 BMW M3                         53.393   53.026   53.264   53.400   53.091     4:26.174

During the race I was pushing close to 75 mph on the straight and used 6.5 kWhr at an average rate of 1.99 kWhr/mi. The S didn’t seem to become noticeably power limited until somewhere around the 4th straight. Through the first 3 laps there was enough power that I could spin the wheels on most of the track so keeping just at the edge of slipping and not dropping too much power can be tricky. Power limiting kicked in on the straights for the last 2 laps and the brakes lost a little confidence by the last lap. For these last laps I pretty much just mashed the throttle to the floor on corner exits, surprising how similar my lap times were…think it means I need to do a bit better in the first 3 laps, read:drive smoother and tighter lines! Driving faster isn’t always faster, taking smooth lines without a lot of slop is usually faster but from an observer it may look slow.

Before I headed out to the track I tried sketching a race line and checking turn radii. After practice and speaking with some locals I tweaked my planned line a bit and ended up with something a little different. My goal was to try and hit all of the apex points that I could on the backside, hopefully something like this

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Next Siskiyou Sports Car Club event and the first race of 2015 is the SSCC Spring Enduro,  Counter clockwise around the wide curve at the top, past the start line then a hard left and right into the lower loop clockwise up the gut and back around to the finish…

See you there!

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Elon Musk

Elon Musk drops a surprise update on Boring Company’s next big dig

Musk says Boring Company could shrink the Austin to San Antonio drive to just minutes.

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Elon Musk says The Boring Company is working on what he called “a simple, precursor Hyperloop” tunnel connecting Austin and San Antonio, targeting speeds above 200 mph and cutting a drive that can take up to two and a half hours down to a consistent under 30 minutes. Musk posted the idea on X Sunday, in a reply to a repost of an AI generated video imagining a science fiction future with human colonies on other worlds, which he shared with the line “This is the future we shall bring into being.”


The Boring Company’s own account picked up the idea in the same thread, adding a detail about how the trip would actually work: “Because Loop/Hyperloop is express (i.e. no intermediate stops), one could travel from an Austin parking lot to a favorite San Antonio restaurant in about 30 minutes. As long as they both have Loop stations.” That framing ties the proposed intercity link to the same station model the company already runs in Las Vegas, where riders enter the tunnel network through small, garage style stops rather than one central terminal.

This is not the company’s first run at the Austin to San Antonio corridor. Boring Company floated tunnels between the two cities as far back as 2021, and later competed for a separate San Antonio Loop project tied to the airport before that specific bid stalled. Pitches for tunnels in Chicago, Los Angeles, and a New York to Washington corridor have followed a similar pattern of big announcement without a shovel in the ground.

What is different this time is the balance sheet, especially since The Boring Company closed a 3 billion dollar funding round led by investors in the United Arab Emirates earlier this month at a valuation near 23 billion dollars, giving the tunneling company more capital to chase speculative projects than it had during its earlier Texas pitches. The company is also mid-build on two other intercity systems it has actually broken ground on, inc;luding a Nashville tunnel linking downtown to the airport, where a second boring machine finished commissioning in June, and its Las Vegas network, where the station count keeps climbing on paper faster than tunnels get dug.

That gap between announcement and execution is the reason to treat Sunday’s post as an opening bid rather than a project. A tunnel spanning roughly 80 miles between two metro areas, running at speeds Boring Company has not demonstrated over any real distance, would dwarf anything the company has built. For now, the Austin to San Antonio Hyperloop exists as a caption under an AI generated space video.

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Tesla eyes supply partners for Optimus mass production

Tesla certified three Chinese suppliers for Optimus mass production, signaling its robot timeline is accelerating.

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Concept rendering of Tesla Optimus in mass production

Tesla’s robotics team traveled to Ningbo, in China’s Zhejiang province, on September 16 and spent the following day auditing component suppliers for Optimus, according to a Bloomberg report cited by RobotAIGeek. The visit moved three manufacturers from provisional status to certified mass production partners: Tuopu Group, which handles actuators and chassis components, Ningbo Joyson Electronic, a sensor supplier, and Zhejiang Sanhua Intelligent Controls, which builds thermal management systems. All three already supply parts to Tesla’s electric vehicles, and the audit reportedly came with fresh orders that supply chain reports put at an initial batch of roughly 5,000 units.

Tuopu, Joyson, and Sanhua built their manufacturing base serving the automotive industry, where tolerances and volume requirements are already close to what a mass produced humanoid robot demands. Sanhua in particular has history here. Teslarati reported last October that the company had received a roughly $685 million order for linear actuators tied to Optimus, a volume industry watchers estimated could cover around 180,000 robots once production ramped.

Supply chain reports tied to this week’s audit put Tesla’s near term production goal at about 1,000 Optimus units a week by late September, rising to 2,000 to 2,500 units a week by the end of the year. That pace would put real weight behind the timeline Tesla has been building toward since May, when it wound down Model S and Model X production at Fremont to convert that floor space into a dedicated Optimus line targeting one million units annually. JPMorgan analysts who toured the factory in August confirmed the conversion took roughly four months, a pace Musk has called unprecedented for a facility that size.

New drone video shows Tesla’s Optimus Factory reaching a turning point

Fremont is only the first phase. A second, larger Optimus plant is rising at Gigafactory Texas, where drone footage shared by Joe Tegtmeyer last week showed the structural steel nearing completion on the north end of the building. Tesla has said that facility is meant to eventually support production of up to 10 million units a year, though volume output there is not expected before 2027.

Commercial sales of Optimus are still targeted for the second half of 2027, but production is expected to start well before then. JPMorgan analyst Rajat Gupta has said Tesla’s “Optimus Academy” program, which uses early units to collect real world training data inside Tesla’s own facilities, is expected to be running later this year. Bloomberg Intelligence analyst Ian Ma described the Ningbo audits as “a positive commercialization signal for China’s humanoid supply chain,” noting that sentiment could improve further if the visit leads to confirmed supplier nominations and larger orders. The Solactive China Humanoid Robotics Index rose about 1.4% on the news, though it remains down roughly 30% for the year.

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Tesla primes Cybercabs for 4K streaming and high bandwidth gaming with Starlink integration

Tesla is now shipping Cybercabs from Giga Texas with Starlink hardware built in as standard.

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tesla cybercab with no manual controls showing a movie with two employees inside

Tesla’s Cybercabs are now leaving Gigafactory Texas with Starlink hardware on the rear hatch in significant numbers, according to drone footage captured Tuesday by longtime Austin drone observer Joe Tegtmeyer. Production at the factory ramped back up after the Labor Day weekend, and his flyover of the outbound lot showed rows of gold Cybercabs alongside Model Y Long Wheelbase units, many carrying the satellite module for the first time as standard equipment rather than a one off retrofit.

Tesla first showed Starlink built into an actual Cybercab on August 10, when the Robotaxi account posted images of a single gold unit with the antenna integrated into the roofline above the taillights and called it the first Cybercab with Starlink integration. That followed a July reveal where Tesla and Starlink jointly posted a cutaway diagram of the antenna placement without a working vehicle to back it up. Ashok Elluswamy, Tesla’s VP of AI software, said at the time that the connection isn’t required for the car to drive itself. It exists mainly for navigation, customer service and keeping tabs on the fleet.

Musk has made a different case in public. During Tesla’s Q2 earnings call, he said the company can’t afford robotaxis stranded in what he called “Bermuda Triangles of lack of cellular connectivity,” and he separately claimed on X that Starlink will eventually reach every Tesla built, calling it the only way to deliver high bandwidth to billions of vehicles. He has also pitched the antenna as an entertainment upgrade, telling riders they would be able to stream 4K video or play games during a trip.

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The rollout has moved fast since. Robotaxi service opened to the public in Austin on September 3, and Cybercabs had already been spotted with Starlink hardware in Houston and near Miami International Airport in the weeks before Tuesday’s factory footage showed the module shipping at volume rather than on scattered test units. Whether the satellite link earns its keep is still an open question. Tesla’s unsupervised service currently runs in dense metro geofences in Texas and Florida, markets where cellular coverage is already strong, which is not where the rural dead zones Musk describes tend to show up.

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