621 Golden - Season 01
Zac’s 9.3l Big Block Torque Monster V8 Hits the Engine Dyno!
The time has come to finally see how much power Zac's 9.3 Liter (572ci) Big Block Chevy motor is making. We hit the dyno room at Smeding performance to get a lesson in how to properly break in a...
9.3 Liter V8 Build! - Zac's Squarebody K5 Big Block Swap Pt.2
In Pt.2 of Zac's quest for earth shattering torque in his 1978 k5 GMC Jimmy, the 572ci Big block is assembled from pan to intake and prepped for its Dyno session. Engine builder, Jacob Villemain...
9.3 Liter V8?! Zac's Squarebody K5 Gets a HUGE Motor Swap
The Lord of Chop is back in action on his Squarebody K5 GMC Jimmy build and things are getting serious. How serious you ask? Try 572 cubic inches of Big Block Chevy power, serious. The best part...
Zac Goes to Utah! Bringing the Jimmy to Currie Enterprises to Beef Up the Driveline
If you’ve heard of Casey Currie, AND Currie Enterprises, you best believe they’re the same organization. Since Zac’s K5 needs a whole lotta help to be able to handle the ignorant power levels he’s...
Our Rotary Powered Kei Truck Goes to New York… Will it Finally Get Finished??
No, we haven’t forgotten about ‘ol Brapp Pitt. And we haven’t been hiding it from ya. It’s just been making its way across the country to our man Suppy’s house in Queens, NY so that it can finally...
Zac Attempts a Full Interior Overhaul on the Big Block K5, and Learns Some Tough Lessons
Ever think to yourself “man, I wonder why this part is so much cheaper, I’m going to go with that instead”? Turns out, you’re skipping out on quality, fitment, and overall non-grossness. But hey, ...
Zac’s Big Block Blazer Gets the Most Important Mod Ever: AC
Real ones know what it was like back in the day, chopping up engine bays and getting rid of AC (or not having it to begiReal ones know what it was like back in the day, chopping up engine bays and ...
ShartKart XL Time?? We Got a New Miata Project, This Thing is ROUGH.
ShartKart might be one of the most near and dear projects to our heart. What started with Zac almost taco-ing the original eBay special Miata, turned into one of the best shredders in the whole fl...
Suppy Schools us On Electricity and Custom Alternators // 621 Golden EP 021
Professor Suppy has a whole lot to do, and not a lot of time to do it. Because of our placement of this 13b that’s definitely NOT supposed to be in a kei truck, the amount of custom fab work to be...
Scumbug is Back! And Ron Fixes His Evo IX’s Makeshift Strut Tops
If you recall one of the very early episodes of 621 Golden, you’ll remember the cobbled together Megan Racing / Maxpeeding / Ohlins madness that Ron concocted to make get his Evo trackday-ready. W...
Vin’s Airbagged Lexus LS430 Gets Even Lower Than Before // 621 Golden Ep 018
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Big body JDM cars are just begging to be slammed… the lower the better. But when your 4 door is also a dail...
Rotary Pit Truck Gets Racecar Stuff: Sequential Transmission Custom Bellhousing // 621 Golden Ep 017
We like making things complicated here sometimes at 621 Golden Ave. We could’ve just chucked an auto trans behind the 13b that’s swapped into Brapp Pitt, but noooooo… we had to go with a full race...