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ALL-MOTOR, JUNKYARD LS MEGA POWER. HOW TO ADD 200 HP TO YOUR SBE 5.3L WITH NO BOOST AND NO NOS

200 horsepower without boost or nitrous?! Is that really possible? Of course it is! With the right parts you can make real power gains on any engine and we all know that LS engines are just begging...

DIRT CHEAP TURBO LS CAMS-DO THEY WORK? HOW MUCH POWER ARE THE LOW $ LS CAMS WORTH? $179 LS CAM TEST!

Are cheap cams good cams? Well maybe not all of them, but how about this $179 cam that Richard Holdener got to do some testing with. He put it up against a known camshaft for testing, and not only...

TOP SECRET ACCUFAB 5.0L FORD INTAKE-NEVER BEFORE TESTED. PLUS STOCK VS ROLLER ROCKERS-HOW MUCH HP?

Richard is back at it with some super top secret, never before tested, Accufab 5.0 intake testing. We love the guys at Accufab and their creativity, so it is no surprise that something like this...

GEN 2 LT1 INTAKE TEST-CARB VS EFI! STOCK LT1 EFI VS GM DUAL-PLANE & EDELBROCK VRS CARB. WHO WINS?

I’ve got a Gen 2 LT1 in a 1956 Chevy, and it has always been a fun engine. It’s mostly stock, but when we put a stand alone EFI on it and significantly improved ignition, we were able to...

6.0L LS2 VS 6.2L LS3-WHICH ONE MAKES MORE HP STOCK, MINOR MODS THEN ALL THE MODS? FULL DYNO RESULTS

There’s no replacement for displacement. That’s the age old saying and we know that there isn’t much that compares with going bigger in search of more power. But how much bigger is...

Project Panda X-Press: Richard Holdener’s Favorite CHEAP EBAY AMR500 BLOWER ON A GEO METRO XFI. WHAT COULD POSSIBLY GO WRONG?

Richard Holdener and I have been friends for a long time, and we’ve had some pretty interesting ideas. Some might call them stupid, or crazy, or even funny. But this one might be all those...

ROLLER ROCKERS-DO THEY REALLY WORK? HOW TO: 350 SBC POWER MODS-TIMING, JETTING, SPACERS & ROCKERS. Which One Makes The Most Power?

Do roller rockers actually add horsepower? Or is there some other good reason to have them? If they free up horsepower robbing friction, is it worth the same or more power than tuning the engine with...

CHEAP, JUNKYARD M90 VS EBAY TURBO. HOW DO YOU LIKE YOUR LOW-BUCK BOOST? M90 VS TURBO 4.8L DYNO TEST.

So which one is better? Should you go for a cheap blower or a cheap turbo on your junkyard LS build? In this video from Richard Holdener, you are going to see both of them put to the test on a mellow...

PORTED M90 BLOWER TEST-HOW MUCH POWER IS PORTING REALLY WORTH? CAN THE JUNKYARD M90 MAKE 650 HP?

Does porting a blower really make a big difference in power numbers? Guys have been having it done for years, but many of them just go by the word of the guy porting them. And there are plenty of...

BEST JUNKYARD DAY EVER! WHO FINDS FOUR 6.0L LS MOTORS IN 1 DAY? FORD & DODGE V10S, CLASSICS & BOOST!

I’ve been at the wrecking yard with Richard Holdener on multiple occasions and can tell you that SoCal has some great spots to pickup engines and parts. With a jillion cars in the area, the...

JUNKYARD HORSEPOWER BATTLE- RICHARD HOLDENER TALKS DYNO TESTING RESULTS: BBC VS LS-LET’S TALK TECH

In the modern hot rodding and racing world it sometimes seems like the only thing that anyone wants to power their machines with is an LS, and for good reason. I mean these engines have great...

LS ROLLER ROCKERS VS CAM SWAP-WHICH ONE ADDS MORE POWER? HOW MUCH HP ARE 1.85 ROLLER ROCKERS WORTH?

Rocker arms are considerable less work to replace than a camshaft, even on an LS engine which is a lot easier to cam swap, so if they are worth the same power as a camshaft then why not just do the...

MAXIMUM 4.8L POWER-TURBO, BLOWER & (CHEAP) NITROUS. HOW MUCH HP DO THEY ADD TO THE LITTLE 4.GREAT?

I literally just got off the phone with a friend of mine yesterday when he was talking about his 5.3 LS engine build and the 425 horsepower that he wants to make, and where I told him that all LS...

WHAT ARE THE BEST 4.8L POWER MODS? HEADERS vs CAM vs INTAKE vs HEADS, CAM & INTAKE! MAXIMUM 4.8L HP

There are lots of LS parts available, and it has never been easier to build real horsepower, but which mods are the ones you should actually spend your money on if you are hopping up a 4.8? Nobody...