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Z Car Garage is excited to collaborate with Datsunworks and develop their brilliant KN20 dual-overhead cam (DOHC) cylinder head designed for the Nissan inline-6 L-Series engine. This is a Honda K-series derived cylinder head with superior flow rates and modern valvetrain components effectively transforming your SOHC L-series into a high-revving DOHC engine.

 

We have installed the Datsunworks head into our client Gary’s Datsun 240Z (affectionately called the “Behemoth”) and it is currently in the tuning/testing stage. In conservative tune it made 350hp/248tq at the wheels. Recently we joined photographer Naveed Yousufzai at a photoshoot for full feature on Marqued.com. Check out the story and amazing photos by Naveed with amazing shots at Marqued HERE.

 

The photo shoot left us breathless and we really appreciate how the small details are captured like the Behmoth’s integrated roll cage, Recaro seats, 6-speed shift knob and 10krpm tach…check out the feature!

 

This video shows behind the scenes action of the photoshoot for Marqued.com. I tried to capture the incredible induction sound the KN20 creates. For the first time we cruised on the freeway together with the Behemoth…it was the “trifecta” with 240Z, 510 and Datsun Roadster. Turn up those speakers and enjoy!

 

For more information (and video) on the KN20 and visit our previous post HERE




Still AmaZing: David’s 1972 Datsun 240Z

Filed under: 240z,Featured Cars and Projects,Performance
by Alvin G @ 5:10 pm on January 26, 2022


David O. has been a Z Car Garage client since 2005. Together, we helped achieve his vision of a fully restored S30 with multi-dimensional performance: a daily driver that is equally adept at canyon runs and open track events. 17 years later David is still Enjoying the Ride and recently visited us for track day preparation.

 

Before we get into the build details dating back to 2005, let’s hear from David on his recent track day experience.

Take it to the Track!

 

David is an avid motorsports fan and driver. The Z has seen many track days since the restoration and came out of storage so he visited Z Car Garage for a pre-inspection.

 

We bled the brakes and made sure everything was ready for the event. He had a great time:

“It was my first time back on the track with the 240z in several years. I went out for half a day with Hagerty Insurance and their affiliation with SCCA’s Track Night in America. The people were great and it was a very “docile” track day with mandatory point-by’s even in the advanced group. It was a great way to knock the rust off after a few years off the track.”

“Rob Fuller prepped the car a few days before and she behaved beautifully. I managed a 1:59 lap but I was lifting a bit going up to turn six because I was afraid of breaking the 90dB sound limit. Of course, Z-Car got a lot of love from the other attendees. :-)”

Enjoy this video of David’s Z in action with in-car and chase footage from Laguna Seca and more:

 

History

 

We met David and his newly acquired Z in 2005. Long before the days of Facebook and Instagram, our mutual friend and Datsun fanatic Tom Dockery referred David to ZCG:

“I’ve been working with Rob since February of 2005 when I purchased my 240z from a guy in Redding. It was a true barn car. He drove it down and Rob inspected it before I bought it. I didn’t know anything about the car except that I wanted something fun to drive with a manual transmission. I’d always thought the 240z was cool because my 5th and 6th grade teacher had one – and she was very cool.”

“The first weekend I had the car it rained really hard and I found out all the seals were useless. There was about a quarter inch of water in the car and mold had already started growing. I took it to Rob, and once the seats were out, and the carpet was out, and the seals were in, Rob suggested the Recaro seats, the roll bar, and harness. It was just about that time I did my first track day in someone else’s car, and I decided I wanted to track the 240z. And that’s when I started what I call the “accidental restoration.”

Paint/Body

 

While we do not have in-progress photos of the restoration, there are many shots of David enjoying the finished restoration. Our man William worked his magic to apply the Nissan 112 Paint (Tennis Ball Green). David recalls his vision for the Z:

“My goal when restoring was to have a track-ready, fun to drive machine that did justice to the original car. My car was originally orange, was red when I purchased it, but I wanted something different. That’s when I went with the tennis ball green color, which was one of the original colors. It was manufactured in October of 1971, so she turned 50 just last fall.”

 

Engine

 

Full engine bay services included re-plating and powdercoating parts. The L24 was replaced with factory-spec L28 with triple-Mikuni induction. A custom cam was designed by Rob for better top-end performance. The Z put down 167hp/174tq at the wheels on the ZCG dyno:

 

Interior

 

There’s very little on the car that was left untouched – David took pride in the interior:

“I pretty much went with Rob’s suggestions (pros and cons) and learned while I went along. The gauges were all me. As much as I liked the originals, the were just too dim and difficult to read at night. I replaced them with white-backed Autometer gauges but kept the green backlighting. I also kept the original turn signals and embedded them in the new gauges. I didn’t keep the clock, and the fuel gauge is the carbon fiber reinforced glove box.”

 

More details like Recaro seats, Roll bar with 5-point harnesses, updated fuse box and high voltage bypass for the steering column, 260z lighted console panel and Sony bluetooth radio. Outside, Euro tail lights with LEDs:

 

Z Car Garage Big-Brakes

 

David’s Z was the first one to receive our Z Car Garage Big-Brakes. This was our initial (2008) setup utilizing Stoptech ST-40 calipers and our own brackets. We had extensive track testing with pro-driver David Ray:

 

James’s also runs this 328mm kit on his turbocharged L-Series beast, Medusa. Not to be confused with our current Z Car Garage Big-Brakes!

 
 

Enjoying the Ride

 

We have Enjoyed the Ride with David at many events over the last 17 years. Most recently I got to catch up with him at our New Nissan Z event. His Z still looks amaZing!

 

Here are few events from years ago with David…some of you might remember attending these too!

2008 ZONC Blackhawk Museum Car Show

 

2010 and 2011 Palo Alto Concours d’ Elegance – the crowd loved his Z car!

 

2008 Motoring J Style…remember we had a superb turnout for the caravan starting at Z Car Garage!

 

2008 and 2011 Silicon Valley Auto Show at the San Jose Convention Center

 

Long Live The Z!


Thank you David for your support and friendship all these years. We love that you keep your Z on the road and it makes you smile behind the wheel whether its on the track or or street. Stay tuned as David will be returning to ZCG later this year for 3.1L engine upgrade! More pictures in the gallery below…
…[read more]





 

Our client Jas D listed his 1991 Aztec Red 300ZX Twin Turbo for auction on Bring a Trailer. You can view the auction HERE. Below is our blog feature of the Z, enjoy and happy bidding on this stunning Z32.

 

To appreciate the 1991 Aztec Red 300ZX Twin Turbo pictured above we must tell you a story of love, heartbreak, persistance and ultimately satisfaction. Z Car Garage client Jas D has been with us since 2014 when we helped build his 1990 Nissan 300ZX Twin Turbo. This Super White, 44k original-mile example was treated with all the ZCG touches that make a Z32TT go from wonderful to extraordinary. We dubbed it the “Z Masterpiece” (see more here) as it embodied the total package: Power. Handling. Braking. Aesthetics:

ZCG 82514 CAM 4 087
CAM 2 103114 203 Cam 3 103114 012
 

Jas totally Enjoyed The Ride in this Z, adding 28k thrilling miles with ZCG maintaining it over the years:

“My brother and I have been ZCG customers for almost a decade. I met Rob when I called about getting a PPI on what became Z Masterpiece. At the time, a Super White manual came up on AutoTrader (I LOVE Super White-OMG). It was a low-mile, one-owner, meticulously-maintained time-capsule. Rob actually said WOW after the PPI, and we worked with ZCG over a couple years on a few iterations until we got Z Masterpiece. That car was perfect!  My dream Z; I loved driving that car EVERYWHERE! It is probably my favorite car of all time!”

ZCG CAM4 71314 033 IMG_1615 
 

Unfortunately, in 2016 the Z was stolen.

“On October 29, 2016, Z Masterpiece was stolen. We cried, we laughed, we got angry, we sulked for a couple months, forgot about it, and then my dad found the car driving into SF on January 25, 2017. The car had clearly been driven like it was stolen. But, believe it or not, all the expensive components were still on there. We sent it to Rob right away, and he helped us turn Z Masterpiece into the Red Devil Z (which I purchased on April 20, 2017 with 66,XXX miles).”

From Z Masterpiece to Red Devil

 

Persistance paid off, and Jas found a really clean Aztec Red ’91 Z32TT with only 66k miles. All of the upgrades from the Super White, Z Masterpiece were transferred over:

“Rob pulled the motor from the Super White, re-did all the seals/gaskets, and then put the driveline back together into the red Z32TT.  Coincidentally, both cars and engines had 66,XXX miles when this was done in summer 2017.”

 

 

Let’s take a look at the modifications that turn the already stellar Nissan 300ZX Twin Turbo into a superb, balanced sports car.

Engine

 

Though bone-stock with an amazing 44k miles on the clock it needed some attention. We went through the hydraulics and performed full 60k-mile services.

ZCG CAM4 71314 048 ZCG CAM4 71314 043 ZCG CAM4 71314 052
 

Jas wanted to improve power and handling and we happily obliged with a comprehensive list of upgrades this year.  Starting with the drivetrain, the original transmission was replaced with a brand new(!) unit from Nissan:

ZCG CAM4 71314 100 ZCG CAM4 71314 104 ZCG CAM4 71314 102
 

The clutch had seen better days so we replaced it with a JWT unit including their heavy duty aluminum flywheel:

ZCG CAM4 71314 061 ZCG CAM4 71314 099 ZCG CAM4 71314 098
 

A JWT ecu w/boost jets manages uprated NISMO 740cc injectors and the Selin dual MAF. Improved breathing comes from Ash-SPEC inlet piping and dual JWT pop chargers:

Cam 3 103114 007  
ZCG 82514 CAM 4 037 ZCG 82514 CAM 4 047 ZCG 82514 CAM 4 051
 

On the exhaust side, restrictive original downpipes were replaced with these beautiful Specialty Z 3″ downpipes. Note the divorced wastegate piping:

ZCG CAM4 71314 070 ZCG CAM4 71314 091
ZCG CAM4 71314 064 ZCG CAM4 71314 094
 

Following the new downpipes are more parts from SPZ including 3″ mid-pipes and a cat-back exhaust system to replace the OEM setup:

ZCG 82514 CAM 4 009 ZCG 82514 CAM 4 005 - Copy
 

OEM vs SPZ:

ZCG CAM4 71314 055 ZCG CAM4 71314 056
ZCG 82514 CAM 4 007 - Copy ZCG 82514 CAM 4 014
 

More upgrades. We installed 4.08 Leader gears, Ash-SPEC Massive SMICs, 2.5 IC tubing, and  SPZ Hi-5 upgraded clutch. The BDE low-profile Z32 motor mounts are a smart alternative to OEM that allows more clearance larger for intakes:

CAM 2 103114 141 CAM 2 103114 142 
Cam 3 103114 006 ZCG CAM4 71314 079 ZCG CAM4 71314 087
 

Rob recently dyno-tuned the red Z, making 353hp/353tq to the wheels on 91 octane:

 

Stoptech Big-Brakes

 

With all of the speed parts installed next we tackled chassis improvements. Let’s begin with brakes followed by suspension:

ZCG 82514 CAM 4 061

We love Stoptech’s products and use them on our own vehicles.  Z32s are relatively heavy and with higher hp the stock caliper/rotors can be taxed quite easily. Jas took it up a notch and ordered a Stoptech 4-wheel Big-Brake Kit for his beloved Z.  Shown above is the ST40 caliper (front) squeezing 332 mm rotors and at the rear are ST22s on 328mm rotors.

The installation:

ZCG 82514 CAM 4 060 ZCG 82514 CAM 4 080
ZCG 82514 CAM 4 071 ZCG 82514 CAM 4 092
 

Yes, they are pretty but also very functional. Speaking of aesthetics (that are functional, too), the new calipers are nicely framed between the spokes of these sweet VOLK TE37SL wheels, finished in bronze and sized 18×9.5/10.5 in high-pad offset with center caps.  We like your taste, Jas.  The lightweight TE’s were wrapped in Yokohama tires:

 

Suspension

The suspension was gone through completely with all new parts. KW V3s are our favorite coil-over setup, replacing the Stance coil-overs that the Super White Z had. Stillen sway bars are also shown:

 

Stock vs KW V3s installed front:

 
 

Rear:

 
 

Every little nook and cranny of the suspension was handled. New SPL tension rods, upper front control arms, new rear wheel bearings and HICAS removal/eliminator:

 
 

T/C rods, Stillen sway bar, we also replaced the rack bushings:

 

The Z looks great!

 
 

The interior is in great condition as well:

 
 

Jas and his brother love the Z. Thanks for letting us be a part of your journey!

“The Red Devil Z is vicious and so fun to drive. It is the quintessential 1990s Japanese sports car  – red – gold wheels – TTs – exhaust.  It goes fast. It stops fast. It turns fast. Z32TTs are the BEST! We love and respect Rob and the team at ZCG. Rob is a total big brother. He and the team have been with us through the passion and pain.”

**This Red Z32TT will be for sale on Bring a Trailer!**

 

The quest for the perfect Z is almost complete as Jas just found one of the cleanest Super White z32s on Earth. That means the red car is for sale! Jas is listing it on Bring a Trailer. We will update this post and social media when the auction goes live so you don’t miss out! For now, enjoy the extensive photo gallery below, and LONG LIVE THE Z!

 

Lots of pictures in the gallery, enjoy!
…[read more]




TUNING: Kevin’s 2013 Nismo 370Z

Filed under: 370z,Featured Cars and Projects,Maintenance,Performance
by Alvin G @ 5:10 pm on December 27, 2021

 

Kevin M visited Z Car Garage for Stillen intakes, test pipes and dyno tuning on his 2013 Nismo 370Z.

 

He found this V1 Nismo Z34 in September 2020 at a Nissan dealership that was not yet advertised. Being a rare Magma Red model he jumped on it quickly.

 

A common issue on the 370Z is the internal slave failing due to heat. Thankfully Z Speed Performance makes a kit to convert the internal slave to external (CMAK Upgrade). In January 2021 on his first to ZCG we performed the CMAK upgrade. Since the transmission was removed Kevin opted for a Z Speed Stage 1 Quiet clutch with steel flywheel:

“When I first got the Nismo I was worried about the infamous csc going out. So I looked up for any shops that dealt strictly with Nissan and I was lucky enough to come across Z Car Garage. Transmission work included the Zspeed Performance Stage one quiet clutch kit with C MAK. My Nismo felt almost brand new compared to when I drove it off the dealership.” 

 

 
 

We also installed Whiteline diff bushings on that first visit and discussed doing a tune and some hot rod stuff in the future.

 

In October 2021 Kevin returned to ZCG. We installed CWorks Test Pipes and Stillen GEN 3 intakes:

 

Dyno Tuning

 

We specialize in UPREV and EcuTek Tuning to maximize power gains from individual modifications like intake and exhaust upgrades. Rob UPREV flashed Kevin’s Z with the additional ARC license. Baseline power was 296hp/256tq and after tuning it made 338hp/275tq at the wheels, gains of 42hp/19tq. Kevin was happy with the power improvements.

Enjoy this video with dyno runs and exhaust system sounds!

 

Thanks for your support Kevin, Long Live The Z!

Contact us for tuning!

Z Car Garage offers the ARC (Advanced Racing Controls) license. This add-on service to the existing UPREV Flash allows you to have adjustable launch control, burnout mode, and flat-foot shifting. This is for cars with manual transmission, VDC/cruise control. Call Rob for more details and to schedule your Z/G tuning appointment.

 




Happy Holidays from Z Car Garage!

Filed under: 240z,280Z,280zx,350z,370z,510,Featured Cars and Projects,Nissan Z,r32,Racing
by Alvin G @ 5:10 pm on December 21, 2021

 

***HAPPY HOLIDAYS From Z Car Garage***

 

One of the real joys this holiday season is the opportunity to say thank you and wish you the very best for the new year. From all of us at Z Car Garage we thank our friends, family and customers again for another exciting and productive year! Enjoy our 2021 recap and upcoming projects. Please note our holiday closure below:

 

ZCG will be closed from 12/24/21 and we will re-open for business on 1/3/22.

 

 

We had a busy year and though the shop will be closed, we won’t leave you hanging for the holidays. Many zcarblog features have yet to be published like our belated race report from the 2021 Velocity Invitational in addition to client stories.

Before we take a look back at highlights from 2021, here are several exciting projects coming along at the shop:

 

Jeff and Ryan B’s LS3-powered Z came to us for mechanical sorting. It’s now sporting our Z Car Garage Big-Brakes (for small wheels) and Z Car Garage CV Axles. Ryan successfully ran the Targa California Rallye in blistering summer heat. He recently got a new set of VOLK TE37V wheels full report soon!

 
 

The OMS Pace Car

 

This is a 1972 Official OMS Pace Car Duplicate. It is at present one of only two known survivors . Fifty were originally produced by Nissan Motors to commemorate the DATSUN 240Z being selected by the Ontario Motor Speedway to Pace the 1972 “U.S.A.C. California 500 Championship”.  It really is a small Datsun world, as the official OMS pace car is none other than our very own Joel Anderson #49 IMSA GTU 240Z .

 
 

This OMS duplicate belongs to our long time customer and friend Linda. She acquired it from a family in SoCal and tasked ZCG with making it a nice driver. Full report soon but it got loaded up today for its journey to Colorado!

 
 

Jim’s 1971 Datsun 240z returned for a Rebello 3.2L with triple-Mikuni carbs on a Harada intake and CD009a 6-speed transmission:

  
 

David’s 240Z

Long-time friend and client David attended a track day at Laguna Seca. This Z was built over 15 years ago and sill running strong. We prepped his Z for the track, full report soon!

Dyno Tuning your 350z/370z/Q/G

We have been dyno tuning your late model Nissan/Infiniti sports car daily. Bolt-ons, UPREV tuning. Our customers leave happy with more performance. Call us to schedule an appointment! Here are just a few cars:

Aaron’s Q50:

 
 

Randy’s 1970 Safari Tribute Z lived an eventful life this year. It was in Los Angeles to be filmed for Nissan’s commercials and also served as Randy’s ride for cruising around Monterey Car Week. We installed a new engine and made some suspension changes. Though it’s back at home in Georgia it will get a full ZCG-style feature.

   
 

One of many Z32s we are working on, Steve’s will get a full report soon:

 

 

Highlights from 2021

 

Even though 2021 was crazy year for all of us we still managed to have fun on and off the track. The shop made some really great progress as well.

Enjoy these highlights from the year and Z you in 2022!

Datsunworks

 

Z Car Garage is excited to collaborate with Datsunworks and develop their brilliant KN20 dual-overhead cam (DOHC) cylinder head designed for the Nissan inline-6 L-Series engine. You can read all about it HERE

 
 

2021 was a development year for this drivetrain setup. We continue to extract more power and run longevity testing with owner Gary who has the pleasure of living daily with this beast. More updates to come, but for now enjoy the music this KN20 head provides in the video below!

240Z


Click on each link to see the full features!

ZCG PARTS: Z Car Garage CV Axles on Brad’s IMSA 240Z race car!

Ole Orange Bang: Larry Chen’s 1970 Datsun 240Z

Stock is Good: Mike’s Series 1 Datsun 240Z

ZCG Big-Brakes, ZCG CV Axles and Panasports for Greg’s 1970 Datsun 240Z

ZCG Big-Brakes, 6-Speed and EFI for Khang’s 1973 Datsun 240Z

HISTORY: 1970 Datsun 240Z Salt Flat Racer Lives!

Panasport Wheels for Jay’s 240Z

Vince’s 1972 Datsun 240Z

TRIBUTE Z: Michael’s RB25DET-Powered 1972 Datsun 240Z

The Transcendental Racing Datsun 240Z

Friends for 50 Years: Richard’s 1971 Datsun 240Z

Kai’s 1972 Datsun 240Z

For Love of The Z Car: Vince’s 1973 Datsun 240Z

SERIEZ 1: Wayne’s 1971 Datsun 240Z

PARTS: Z Car Garage Big-Brakes for Jeremy’s 1973 Datsun 240Z

PARTS: Z Car Garage CV Axles for Chris’ 1970 Datsun 240Z

PARTS: ZCG Big-Brakes and CV Axles for Hazel’s 1970 Datsun 240Z

The Well-Sorted Series 1: Rob J’s 1971 Datsun 240Z

Gary’s 1971 Datsun 240Z is Alive!

One Owner Time Capsule: Ed’s 1971 Datsun 240Z

Tony’s 1972 Datsun 240Z

 

260Z

 
 

TUNING: Glenn’s 1974 IMSA GTU Datsun 260Z

ZCG PARTS: Z Car Garage CV Axles on Glenn’s IMSA 260Z race car!

280Z

 

ZCG Parts: ZCG CV axles-For Peters 1977 Datsu 280Z

Trevor’s 1978 Datsun 280Z

Z Car For Generations: Gilberts 1978 Datsun 280Z 2+2

 

280ZX

 
 

 

300zx

 

Red Devil Z: Jas’ 1991 Nissan 300ZX Twin Turbo

Patrick’s 1994 Nissan 300ZX Twin Turbo

Arsia’s 1994 Nissan 300ZX Convertible

 

 510 and Fairlady Roadster

 

PARTS: ZCG CV Axles for V8-Powered Datsun 510

Happy 510 Day!

Happy 311 Day!

 

350Z

 

Datsun Destiny: Christine’s 2004 Nissan 350Z Roadster

Brad’s Stillen-Supercharged Nismo 350Z

 

370z

TUNING: Gordon’s 2010 Nismo 370Z

TUNING: Gentry’s Nismo 370Z

Henry’s Stillen Supercharged 370Z

 

R32

 

TUNING: Pall’s R32 Skyline GT-R

More Upgrades For Lee’s R32 Skyline

Racing

 

RACE REPORT: B-Sedan Datsun 510 Racing at Sonoma with CSRG

EVENTS: IMSA Datsuns Racing at the Velocity Invitational November 11-14

RACE REPORT: B-Sedan Datsun Racing at Laguna Seca With SVRA 5/21

 

 

Rallyes/Events

EVENTS: The 2023 Nissan Z Viewing at Z Car Garage Was A Success!

The 2023 Nissan Z Unveiled!

Z Car Garage visits Nissan Headquarters to spend time with the Z Proto

EVENT REPORT: Z Car Garage at SEMA 2021!

EVENTS: The 2021 Japanese Classic Car Show

EVENTS: The 34th Annual Z Car Convention!

EVENTS: DWA Morning Motors Cars & Coffee 6/13

EVENTS: Breakfast Club Rally Report 6/12

EVENTS: Super Drive Sunday

 

Media

MEDIA: Larry Chen’s 1970 Datsun 240Z on Hoonigan Autofocus!

MEDIA: 1970 Datsun 240Z Salt Flat Racer Featured on Hoonigan Autofocus!

MEDIA: ZCG’s 1971 Datsun 240Z Featured in Petrolicious

DATSUNWORKS: Road & Track Features the KN20 Cylinder Head!

MEDIA: Rob Fuller’s Datsun 510 Featured on Hoonigan Autofocus!

MEDIA: ZCON With Rob and Larry Chen on Hoonigan Autofocus!

MEDIA: 1970 Datsun 240Z Safari Tribute on Hoonigan Autofocus!

MEDIA: Trevor’s 1978 Datsun 280Z Featured on Hoonigan Autofocus!

 

 

LONG LIVE THE Z! Check out our Instagram story for more updates!

 




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