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We love to install bolt-on parts that add power to your Z/G car. At Z Car Garage UPREV or EcuTek dyno tuning can maximize power gains from individual modifications like intake/exhaust upgrades. Today we bring you three cars that received dyno tuning to maximize performance gains from common bolt-on parts. Enjoy!

Salvador’s 370z

Salvador visited us for a dyno tune with EcuTek on his 2018 370z.

 

The dyno shows significant gains in power/tq making 314hp/264tq to the wheels:

 

James’ 350z

James visited ZCG for an UPREV tune on his 2003 350z.

 

The Z responded really well to the dyno tuning session, making 256hp/257tq at the wheels. We also re-located James’ steering-mounted controls to allow map switching.

 

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 for $150. This is for cars with manual transmission, VDC/cruise control. Call Rob for more details!

 

Malcolm’s 350z

Malcolm’s Z came to us with a tune by another shop. It was E-tuned and Malcolm reported that it just didn’t feel right.

 

After UPREV tuning he picked up 13hp/10tq making 309hp/272tq to the wheels:

 

Enjoy this video showing all three Z’s on the dyno and contact us if you are interested in UPREV or ECUTEK tuning for you Nissan or Infiniti!

 

 

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More often than not, it’s our parents who are responsible for our unrelenting passion for cars. For Geoff G, his automotive love was gifted to him by his Dad as a child. We love sharing our passion with family and friends so when Geoff and his father visited us with their 1972 Datsun 240z we happily obliged to help. Our Z Car Garage Big-Brakes and Z Car Garage CV Axles along with tuning really made it come alive.

 

Z Car Beginnings

 

The Z was acquired from a family friend in 2015. Geoff worked on it with his Dad (Edgar) to make it a decent runner:

“When we took ownership of the car it had been sitting in a garage for several years, only being fired up occasionally. It’s originally painted 112 yellow, but a couple resale-red resprays along the way is where she sits. Drive train is all original. SU’s and 4 speed all there. And most importantly, no rust, or any signs of accidents. This is me and my dad’s first Z car. Always been a fan.”  

 

Fast forward, the father-son duo felt confident enough to enter the Z on a couple of rallye events in 2019. These Targa events are familiar to us, having prepared the Bring a Trailer Datsun 240z for the Targa Baja California rallye in October ’18:

“In 2014 we successfully piloted his 1973 Opel GT on the Snowball Rally event.  So when we picked up our Z, we knew we would get it out on the rally events. You can see our Z in the videos below”
Targa California 2019 Z shows up at 7:00 min mark: YouTube
Targa Baja California 2019 – Z shows up at 0:52 mark sporting rally Z inspired decals: YouTube

Pictures from the two rallye events:

 

Regarding the livery, Edgar wanted to make the car stand out a bit more in the rallye events and typical BRE-inspired themes.  They went in the direction of the Rallye Monte Carlo Z that came in 3rd place at the 1972 event:

 

“The livery is very loosely based on the Monte Carlo car: When we brought it home, it came fitted with the front brush bar style bumper. I really did not like the look at the time, so I sourced a set of nice original chrome bumpers to bring it back to original. So we had that clean look for a while. But after our first rallye in the Z, I thought, you know, some fog lights would be a great idea. Functional for the night stages in the events. So we threw the brush bar back on, and it really set the tone for a rally style/safari look Z. In the end, the bumper and the livery came together.”

 

It’Z a Small World

 

Geoff and Edgar visited Z Car Garage back in January to help with some braking system issues.

“In the beginning of the year, after running the 2 previous events, the brakes started to feel on their way out.  So after coming across ZCG on social media several years ago, and at the backing of our dear family friend, Ricky Silverio, I reached out to Rob for some stopping help.”

It is a small world indeed, as we’ve known Ricky for many years and the crew at Japanese Nostalgic Car (JNC)! It gets even better as both Ricky and Geoff’s family’s go way back to their days in the Philippines. Recently, Ricky decided to let go of his 1993 Mazda Miata with only 31k miles and Geoff picked it up. It complements Geoff’s ’94 R-package Miata (he credits Ricky for his MX-5 addiction).

 

 

ZCG Big-Brakes and CV Axles

Back to the Z…Geoff had heard about our Z Car Garage Big-Brakes (for small wheels) so we let both him and his father take “Mrs. Butters”, our 1971 Series 1 240z shop demo car out for a test drive.


They were both super-impressed with how the brakes felt and they were sold on our Z Car Garage Big-Brakes and Z Car Garage CV Axles! Butters has a way of doing this to our customers 🙂 Read below for a brief description of these parts:

    
 

As fellow S30 owner/racer Glenn C mentioned in his review, on top of braking performance, pedal feel is extremely important and our Big-Brakes deliver. This is a direct result of working with engineers at Stoptech to create a totally bolt-in solution requiring no M/C change or additional proportioning valve/adjustments. All fitting behind a 15″ Watanabe or Panasport wheel (and some 14″ wheels) and retaining factory emergency brake lever! A few details below:

Calipers: Stoptech ST42 4-piston front & rear race calipers (Alum 6061 mil-spec Type III anodized)

Rotors: 280mm x 20.6 with Alum 7075 hats

Pads: Stoptech 309 sport street pads

Blog posts documenting all of our customers running the ZCG Big-Brakes can be found HERE.

A few closer detail shots of the calipers, rotors and hardware:

 

We removed Geoff’s stock brakes and installed our ZCG Big-Brake kit. Up front:

 
 

A few more shots of the front brakes:

 
    
Our Big-Brakes utilize the OEM brake master cylinder and booster along with the factory hydraulic system. We installed NOS booster and master cylinder for Geoff:

 

At the rear, the factory drum brakes were replaced with our ZCG Big-Brakes:

   
   
   
 

Factory handbrake functionality IS retained!

 
 

The new brakes fit nicely behind the 15×8 RS Watanabe wheels front and rear:

     
 

Our Z Car Garage CV Axles help transmit power to the ground and ensure smoother operation compared to your standard half shafts. We have over 90 CV axle kits on customer cars and we are stoked with all of the positive feedback.

 

Geoff received axle set #309. Stock half shafts (L) and ZCG units, more pictures in the gallery below:

 
 

Engine

 

Geoff’s engine needed some work. The carbs were off as was the timing. Rob performed on-the-fly tuning after setting the carbs and full timing. The distributor was also re-installed correctly. After these adjustments were made they took their Z out for a drive and came back to the shop. The look on Edgar’s face was priceless. They were impressed. Stage 1 of this build is complete and we are discussing plans for a built L-series, 5-speed transmission and fresh suspension. The new triple Mikuni’s are ready:

 

Part Two

 

We had a blast working with this father and son team and love that their passion is a family affair. Their affection for Datsuns also runs deep with Edgar enjoying 510s in the 80’s and Geoff picking up this cherry 2-door in 2016:

 

“We are very much looking forward to the next step. It’s a great car, and we’ve made so many good friends and stories in it. There will be a sequel, starring a 3.1L and triple Mikuni’s. Can’t wait for the next chapter!”

Tune in to zcarblog for updates and Long Live The Z!


More pictures in the gallery below: …[read more]



Yoni’s 1972 Datsun 240z

Filed under: 240z,Featured Cars and Projects,Performance
by Alvin G @ 9:53 pm on June 2, 2020

 

Yoni has been our customer since 2014 and after having a taste of vintage Z cars at the shop he finally found one to call his own. This green S30 has had a long history with ZCG and before Yoni picked it up he requested intallation of our Z Car Garage Big-Brakes and Z Car Garage CV Axles to make it perfect.

 

This Z was previously owned by our customer Alan L who purchased it in Idaho in 1995. We worked on this car since the late 90’s and it has many neat parts suiting his taste like a nasty 3L mated to a 4-speed transmission, stock brakes with race pads, Panasports and roll bar. He drove the wheels off this thing not only on the street but at the track too. In 2013 Alan retired to Palm springs and decided it was time to sell, sending it to us to find the Z a new home.

 

We got it here and installed a Rebello 2.9 with SUs, early 5-speed trans and some cleanup work.

 

Timing worked out wonderfully as Yoni was jonesing for an S30:

“I got my G37 in 2013 as a gift to myself for graduating college and landing my first “big boy” job. I researched the best garages in the Bay Area and only one stood out: Z Car Garage. I sent my first email to Rob in 2014, and my journey with ZCG has continued since then. Over the years I’ve only brought my G to Rob and his amazing team. They’ve performed all my routine maintenance and a couple major repairs and realized I appreciated the car as it is. It fulfilled it’s purpose for me – a fun, fast, reliable daily driver…

 

… Around 2019 I considered selling my G. There was nothing wrong with it, but I felt like something was missing for me. At this point I had spent the majority of my career developing electric vehicle technology (and even an electric flying taxi!). Spending so much time thinking about what was coming next made me, ironically, want to drive something more physical. I wanted to be able to experience driving something with personality, something that required actual skill and gave real feedback. I wanted something more rewarding…”

 
 

The Butters Effect

 

After a routine visit to ZCG and seeing all the vintage Z cars, Yoni took our shop demo car “Mrs. Butters” for a spin. It solidified his need for a Z:

“Rob eventually he let me drive one of his personal cars, Butters. The thing about driving Butters for the first time, especially if you’ve never driven a Z car, is that it’s totally unfair. Butters is kind of like the best version of what a Z car should be. It’s not another LS swap, not a restored garage queen, just a solid Z with a big engine and killer brakes. Butters is like the gateway drug of Z cars – you leave expecting all Z cars to be like that.”

Fast forward a few months and Yoni was ready to purchase the green Z. The 3.1L was already transplanted into customer Jason’s ProjectZ and the freshly built 2.9L with SUs and early 5-speed took its place:

 

Rob dyno tuned the L-series, now making 175hp/190tq at the wheels:

 

Enjoy the video with sweet L-series music!

 

 

The Z was good, but not “ZCG-good”, so we fixed that. Before it went home he had us install our ZCG Big-Brakes,  ZCG CV Axles, new Bridgestone S007a tires and more:

“When Rob showed me the car for the first time, I was mostly sold. The car was great, but the stock brakes needed to go (thanks to Butters). The car had a huge binder of records and history that went along with it. The price was right and we agreed that Rob would install ZCG big brakes, CV axles, and some sticky tires before I took delivery. He also took care of a few small items I wanted.”

ZCG Big-Brakes and CV Axles

We handed Yoni the keys to “Mrs. Butters”, our 1971 Series 1 240z shop demo car and he was sold on our Z Car Garage Big-Brakes (for small wheels) and Z Car Garage CV Axles! Butters has a way of doing this to our customers 🙂 Read below for a brief description of these parts:

    
 

As fellow S30 owner/racer Glenn C mentioned in his review, on top of braking performance, pedal feel is extremely important and our Big-Brakes deliver. This is a direct result of working with engineers at Stoptech to create a totally bolt-in solution requiring no M/C change or additional proportioning valve/adjustments. All fitting behind a 15″ Watanabe or Panasport wheel (and some 14″ wheels) and retaining factory emergency brake lever! A few details below: Calipers: Stoptech ST42 4-piston front & rear race calipers (Alum 6061 mil-spec Type III anodized) Rotors: 280mm x 20.6 with Alum 7075 hats Pads: Stoptech 309 sport street pads Blog posts documenting all of our customers running the ZCG Big-Brakes can be found HERE. A few closer detail shots of the calipers, rotors and hardware:

 

We removed the stock brakes and installed our ZCG Big-Brake kit:

  At the rear, the factory drum brakes were replaced with our ZCG Big-Brakes. Factory handbrake functionality IS retained!

 
 

Our Z Car Garage CV Axles help transmit power to the ground and ensure smoother operation compared to your standard half shafts. We have over 90 CV axle kits on customer cars and we are stoked with all of the positive feedback.

 

Yon has CV Axle set #331. Stock half shafts (L) and ZCG units:

 

ZCG CV axles installed:

 
 

Details

 

A few more items were sorted including bumper over-rider removals, corrected side markers and replaced antenna

      
 

Welcome to the Z car family!

 

Yoni and his super supportive wife picked up car and they were stoked. Now he has a rad vintage 240z to go along with his daily G37 coupe.

“I’m really happy with the car. It’s the perfect compliment to my G, which I am definitely keeping now. It’s also really the best mix of things I wanted in a first Z. A good engine, moderate suspension upgrades, awesome brakes, and nice but not perfect paint. It’s something I can really enjoy driving and sharing with people without being paranoid about keeping it perfect. At some point I’ll be back to have Rob work on the interior with me. Who knows, maybe there’s a set of triple Mikuni carbs in my future. For now though, I’m enjoying the ride.”

 

Thank you for your continued support an we love working with you Yoni. We are glad that you are now a 240z owner,  welcome to the family and LONG LIVE THE Z!

 

More pictures in the gallery below: …[read more]




Josh’s Supercharged Nissan 350z

Filed under: 350z,Featured Cars and Projects,Performance
by Alvin G @ 6:47 pm on May 27, 2020

 

At Z Car Garage we live for anything Nissan/Datsun and that includes late model cars like the 350z. The Z33 has been part of our customer base since the beginning, spanning everything from NA and forced induction to full track-spec builds. Josh visited us last year to discuss supercharging his 2008 350z. He acquired it completely stock 3 years ago and slowly began the modification process.

 

Josh signed on for a Stillen supercharger kit (satin, CARB legal) and we installed it with our typical supporting mods like GTR plugs, and Concept Performance Z 25-row oil cooler  (Setrab, T-stat controlled).

 

The front end needed work to accomodate Josh’s front crash bar. We shifted items around like the water-air exchanger to retain functionality:

 

Josh also requested installation of parts he had purchased previously like Tomei cams/valve springs for the HR engine. These units worked really well with the blower as seen in the dyno below. A few cam install pictures:

 

The transmission was crunchy in 3rd and 5th gear so we installed a brand new OEM CD009 transmission:

 

Backing the VQ is a Z Speed Performance South Bend stage 2 clutch with internal slave delete (CMAK upgrade):

 

For piece of mind we replaced all engine gaskets and seals:

 

The differential bushings were replaced with Whiteline parts:

 

Before/after the Stillen Supercharger installation:

 

On the dyno the Z made 286hp/252tq baseline. Rob UPREV tuned with the Stillen supercharger making 427hp/311tq at the wheels:

 

Enjoy the dyno video:

 

Finally, we had our man William install Josh’s supplied carbon fiber hood, fenders and hood pins.

 

Josh was really happy with the results and he’s been texting us often:

“I brought in my base model 350z to Rob to get it Supercharged, cammed, and a transmission swap. I was pleased with Rob and the teams work, they knew what was needed for the build. The tune is excellent, I haven’t had any issues with engine codes after excessive driving.”

Enjoy The Boost Josh!

More pics in the gallery below

 

 

…[read more]




Daisy’s 1972 Datsun 240z

Filed under: 240z,370z,Featured Cars and Projects
by Alvin G @ 4:34 pm on May 22, 2020

 

We had the pleasure of working with Daisy to help get her 1972 Datsun 240z back on the road. Our Z Car Garage Big-Brakes and Z Car Garage CV Axles along with upgraded suspension parts transform this Z into a fantastic sports car.

 

Before we dive in to the upgrades let’s take a look at Daisy’s story:

“My Z history actually started with a 370Z–it was my first car, bought even before I knew how to drive a stick. When I was ready for my next automotive chapter, I tried to think of another beautiful, fun, sporty coupe that wasn’t going to cost 60k, and realized it was my car’s great-great-great-etc-grandmother–the 240Z. So I was on the lookout through Craigslist for almost a year, in search of an S30 that hadn’t had a ton of performance work done to it already, but was still in overall good shape…

… I migrated to eBay and found my car in Texas. I have a vivid memory of standing in a drizzly parking lot a 7AM on a Sunday, watching the car transport guy reverse the Z up a slippery metal ramp to get it off the truck. I chugged it around the parking lot to get a feel for everything, couldn’t get the seat close enough to the wheel and had a TERRIFYING drive back to San Francisco. But I was obviously, already in love…I spent a couple of years really doing the bare minimum to get the car roadworthy, and it was a real champ, flawlessly performing on one very hot and sweaty drive to and from SoCal, but it started to feel like I wasn’t using the car as much as I’d like because it simply wasn’t practical–the suspension was super soft, we were getting tons of cabin fumes, the brakes made my parents incredibly worried (ha!) “

 

Daisy was looking for a shop to take care of her 1972 Datsun 240z  and heard about ZCG from a few different sources–the Z Car FB group and from following Courtney Frisk (Cutchen) the automotive photographer, who’s also worked with us:

“I knew that it was time for some more significant work, so I got in touch with Rob. Ultimately, the goal was to make this a capable daily driver (though I only really use it on the weekends)–not super powerful, just safe(r), reliable, capable, reasonable to drive on contemporary streets–a joy to drive.” 

Daisy brought the Z in late last year and we performed a full inspection.


The inspection revealed many items to be addressed from brakes, suspension to carburation which was really off. Initially we spent a few hours getting it driveable while we put together a plan to add some ZCG touches to her S30.

ZCG Big-Brakes and CV Axles

We handed Daisy the keys to “Mrs. Butters”, our 1971 Series 1 240z shop demo car and she was sold on our Z Car Garage Big-Brakes (for small wheels) and Z Car Garage CV Axles! Butters has a way of doing this to our customers 🙂 Read below for a brief description of these parts:

    
 

As fellow S30 owner/racer Glenn C mentioned in his review, on top of braking performance, pedal feel is extremely important and our Big-Brakes deliver. This is a direct result of working with engineers at Stoptech to create a totally bolt-in solution requiring no M/C change or additional proportioning valve/adjustments. All fitting behind a 15″ Watanabe or Panasport wheel (and some 14″ wheels) and retaining factory emergency brake lever! A few details below:

Calipers: Stoptech ST42 4-piston front & rear race calipers (Alum 6061 mil-spec Type III anodized)

Rotors: 280mm x 20.6 with Alum 7075 hats

Pads: Stoptech 309 sport street pads

Blog posts documenting all of our customers running the ZCG Big-Brakes can be found HERE.

A few closer detail shots of the calipers, rotors and hardware:

 

We removed Daisy’s stock brakes and installed our ZCG Big-Brake kit. The chassis was treated to a full suspension rebuild with new parts, bushings and a full coil-over (Koni) suspension from Techno Toy Tuning. T3 finishes the suspension in our signature color and we really appreciate Gabriel and his staff. They make some of the best suspension parts out there for Z cars.

 

ZCG Big-brakes and T3 coil-overs replacing stock setup up front:

    
 

More pictures of the front suspension refresh with T3 T/C rods and lower control arms, ST sway bars, rack bushings and f/r wheel bearings. We also replaced the steering coupler:

 

At the rear, the factory drum brakes were replaced with our ZCG Big-Brakes. Factory handbrake functionality IS retained!

 

Rear T3 lower control arms, and more refreshed suspension parts and rear Big-Brakes also shown:

 
 

We replaced the brake booster and master cylinder with NOS parts: our Big-Brakes require nothing more than the factory hydraulics!

 

Daisy really wanted the look and feel of Mrs. Butters Z without being too low or riding rough. Mission accomplished: the Z looks fabulous from any angle:

 

Our Z Car Garage CV Axles help transmit power to the ground and ensure smoother operation compared to your standard half shafts. We have over 90 CV axle kits on customer cars and we are stoked with all of the positive feedback.

 

Daisy has CV Axle set #329. Stock half shafts (L) and ZCG units:

 

More pictures of the ZCG axles installed, also visible are the T3 control arms and re-sealed diff:

 

Engine

With suspension sorted, Daisy signed on for a major service tune since we had trouble getting it to run correctly. We replaced the plugs, plug wire set, cap/rotor, fuel filter, replaced VC gasket, installed a MSD blaster2 (black) coil and performed a valve adjustment and oil/filter change.

 
 

We replaced intake and exhaust manifold gaskets with factory Nissan parts and few ZCG tricks including a certain exhaust nut and exhaust stud.The exhaust manifold was replaced with an MSA 6-1 coated header and our ZCG exhaust system with stainless resonator and slash-cut tip

 

Details


A few more items were sorted:  the differential was resealed with new front/side seals:

 

The Z was cut/buffed with a detail. Finally, the tension springs for hood were replaced and the Z now ready for Daisy to pick up.

 

Driving is Believing

When Daisy and her fiance picked up car, they were blown away:

“I’ve only had the Z back for a few days, but it’s incredible! I knew Rob’s tuning was great from the first “check-up” he did on the car, but getting the car back with the Big Brakes, the new suspension, and axle kit–it’s honestly like a new car. My fiance and I were finding ourselves bracing for the bottoming-out-scrape we’ve become used to from the old suspension, and the Z now just sails over them! The exhaust note is beautiful, I can stand behind the car without choking on fumes, and it’s what I really hoped it would be–both practical, and a joy.”

 

The Z was a big part of their engagement photographs in the hills above Bolinas (photographer, Helena Martin)

 

We enjoyed working with Daisy and she’ll be back for either triple-Mikuni’s or rebuilt SU’s and some dyno tuning:

“Working with Rob and ZCG in general is what working with a shop should feel like. When I first got in touch with Rob, we had a detailed “intake” conversation about what I was looking to accomplish with my Z. This was an early, awesome indication that ZCG really values listening to what customers want, not just churning out identical builds or upgrades, or pushing one kind of perspective. While I’d heard that lead times working with ZCG could be long, Rob was always available to chat and check in, answer a question about the work, or listen when I found a new nit to pick about the car. Rob is also just an excellent guy–It’s clear to anyone who’s met him that he’s deeply passionate about this work, and it’s infectious, even for folks who have already caught the Z bug.

Thank you for entrusting us with your S30, Daisy. We are so fortunate to work with owners that appreciate the Z and believe in our ability to make them better! LONG LIVE THE Z!

More pictures in the gallery below:
…[read more]



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