Category Archive: 1320 Engine Tech, 1320 Tech Story, Apex Engine Tech, Apex Tech Stories, ENGINE, ENGINES, TECH, Tech Stories, Videos, XL Engine Tech, XL Tech Stories
427 LS3 STROKER INTAKE TEST-LS3 VS HI RAM VS EDELBROCK PRO FLO XT! WHICH ONE IS BEST FOR BIG-BOY POWER?
Jul 14, 2023Chad ReynoldsComments Off on 427 LS3 STROKER INTAKE TEST-LS3 VS HI RAM VS EDELBROCK PRO FLO XT! WHICH ONE IS BEST FOR BIG-BOY POWER?
The only thing Richard Holdener has tested more than LS Intake manifolds is LS Camshafts, but he’s spent an insane amount of time not only testing all the intakes on the market, but also...
Engine Building Tech: End Gap Mistakes That Will RUIN Your Engine. Lake Speed Jr.Gives Us The Inside Scoop On Piston Ring Gap!
Jul 13, 2023Chad ReynoldsComments Off on Engine Building Tech: End Gap Mistakes That Will RUIN Your Engine. Lake Speed Jr.Gives Us The Inside Scoop On Piston Ring Gap!
Lake Speed Jr. is a sharp cat. I’ve known him for years now and ALWAYS enjoy the conversations we have about engine, oil, and motorsports technologies. This dude is super smart, a riot to play...
HOW MUCH POWER IS THE LS3 ROD MOD REALLY WORTH? 427 LS3 STROKER INTAKE TEST-STOCK LS3 VS ROD MOD
Jul 10, 2023Chad ReynoldsComments Off on HOW MUCH POWER IS THE LS3 ROD MOD REALLY WORTH? 427 LS3 STROKER INTAKE TEST-STOCK LS3 VS ROD MOD
What is the rod mod anyway? And does it make power? The answer to the power question is in this video, and the thought behind it is that adding rods to the inside of the intake that are specifically...
CHEAP, JUNKYARD LS CAM SWAPS. 4 CAMS TESTED. CAN YOUR LS CAM REALLY BE TOO BIG? HOW TO MAKE LS POWER
Jul 03, 2023Chad ReynoldsComments Off on CHEAP, JUNKYARD LS CAM SWAPS. 4 CAMS TESTED. CAN YOUR LS CAM REALLY BE TOO BIG? HOW TO MAKE LS POWER
Too much cam… is that a thing? Well, it might be in some instances, but what about in your junkyard 5.3? I know I’m looking to swap a 5.3 into a square-body Suburban before too long and I...
SEIZED and FLOODED Engine! – Will Derek Make This Old Truck RUN AND DRIVE Again?
Jul 01, 2023Chad ReynoldsComments Off on SEIZED and FLOODED Engine! – Will Derek Make This Old Truck RUN AND DRIVE Again?
At first glance this old square body Chevy pickup looks not too bad, but when you find out that it sat outside for many years without a hood, and ended up flooded in a pond, you wonder if the engine...
HOW TO MAKE 351 CLEVELAND POWER. TUNNEL RAM, STROKER 351C MODS, CUBES, CAM, HEADS AND DUAL QUAD!
Jun 20, 2023Chad ReynoldsComments Off on HOW TO MAKE 351 CLEVELAND POWER. TUNNEL RAM, STROKER 351C MODS, CUBES, CAM, HEADS AND DUAL QUAD!
Whether you are Ford guy or not, you have to respect the Ford Cleveland small block. It was Fords baddest small block back in the day, had incredible cylinder heads way before anyone else did, and...
HOW DO YOU MAKE MAXIMUM TORQUE WITH A SMALL BLOCK CHEVY? JUST ADD CUBIC INCHES! 383 STROKER BUILD!
Jun 19, 2023Chad ReynoldsComments Off on HOW DO YOU MAKE MAXIMUM TORQUE WITH A SMALL BLOCK CHEVY? JUST ADD CUBIC INCHES! 383 STROKER BUILD!
I built my first stroker engine in 1996 to replace the engine in my 1992 Chevy pickup. It was based on an earlier 350 block with a SCAT cast steel 3.75 inch, aka 400 stroke, crankshaft with 5.7 inch...
The Crew Cab Died, So Vice Grip Garage Bought This Ford F100 Sight Unseen! Will It RUN And DRIVE 640 Miles Home?
Jun 17, 2023Chad ReynoldsComments Off on The Crew Cab Died, So Vice Grip Garage Bought This Ford F100 Sight Unseen! Will It RUN And DRIVE 640 Miles Home?
After the crew cab square body decided it wasn’t happy anymore, the prospects for Derek and the gang to make it to the next three days of Power Tour were looking pretty slim. So in typical Vice...
HEAD TO HEAD SHOOTOUT-LS1 VS LS2 WHICH ONE MAKES MORE HP NA & BOOSTED WITH A VORTECH SUPERCHARGER?
Jun 11, 2023Chad ReynoldsComments Off on HEAD TO HEAD SHOOTOUT-LS1 VS LS2 WHICH ONE MAKES MORE HP NA & BOOSTED WITH A VORTECH SUPERCHARGER?
There have been a few generations of LS engines and each one has gotten better and better, but that doesn’t mean there aren’t good deals to be had on older-generation models like the LS1...
DO LS ROLLER ROCKERS MAKE POWER? LS1 CAM VS ROLLER ROCKER TEST. FULL DYNO RESULTS. WHICH ONE WORKS?
Jun 08, 2023Chad ReynoldsComments Off on DO LS ROLLER ROCKERS MAKE POWER? LS1 CAM VS ROLLER ROCKER TEST. FULL DYNO RESULTS. WHICH ONE WORKS?
Do roller rockers really make power? Sure they do. But how about on an LS engine that already has an ultra-efficient valvetrain? Is a trunion upgrade enough? Richard is testing not only roller...
Restoring And Protecting Cast Iron Exhaust Manifolds From Rust AT HOME With Spray Graphite
Jun 07, 2023Chad ReynoldsComments Off on Restoring And Protecting Cast Iron Exhaust Manifolds From Rust AT HOME With Spray Graphite
Spray Graphite is magic! I had no idea how easy it was to apply until I watched this video from Jefferson, but it is a completely DIY process that you can do at home on any of the typical exhaust...
HOW TO MAKE MORE LOW-SPEED TORQUE! 408 LS STROKER CAM TEST-IS MORE PEAK TORQUE REALLY BETTER?
Jun 07, 2023Chad ReynoldsComments Off on HOW TO MAKE MORE LOW-SPEED TORQUE! 408 LS STROKER CAM TEST-IS MORE PEAK TORQUE REALLY BETTER?
Under the curve. This is a term you hear a lot if you spend time on the dyno, whether it is the engine or the chassis dyno. Once you see two tests overlapped so you can see the differences,...
BLOWN 496 BIG BLOCK CHEVY STROKER TEST. FULL DYNO RESULTS! WHAT MAKES A GOOD SUPERCHARGED BBC?
Jun 06, 2023Chad ReynoldsComments Off on BLOWN 496 BIG BLOCK CHEVY STROKER TEST. FULL DYNO RESULTS! WHAT MAKES A GOOD SUPERCHARGED BBC?
Big Block engines are awesome and there is something truly special about one with a roots blower sitting on top of it. If you have a 454 laying around, then this 496 stroker combo is right up your...
THE BIG LS CAM MATRIX-HOW MUCH POWER EVERY LS CAM WILL MAKE BASED ON DURATION. 190-230+ DEGREES.
Jun 05, 2023Chad ReynoldsComments Off on THE BIG LS CAM MATRIX-HOW MUCH POWER EVERY LS CAM WILL MAKE BASED ON DURATION. 190-230+ DEGREES.
If you have a junkyard LS engine and you want to know what a specific cam will do in that engine, or if you need to have a custom cam made, watch this video from Richard Holdener, where you will...






