1. Rod Ratio Examined

The crew sets out to test the effects of running long vs. short rods on otherwis... More

2. Cheap Carb Showdown

The guys find out which cheap carb gets the most expensive results out of their ... More

3. Pantastic News!

The guys flip things upside down to find out how much power might be left in the... More

4. Iron vs. Aluminum Heads: A Study of Heat

The guys try to shed light on whether iron or aluminum heads will deliver more power.

5. Advances in Cam Timing

The crew explores how changes to cam timing can improve high-end performance or ... More

6. Free Valvetrain Tuning for More Power!

The guys experiment with lash adjustments in an effort unleash some serious (and... More

7. Single vs. Dual Exhaust

The guys determine whether a dual 2.5-inch or a single 3.0-inch exhaust system h... More

8. Carb Spacers: Gimmick or Gold?

The guys answer the question of whether a carb spacer produces more power.

9. The Mystery of the Great 4/7 Swap

The guys do a 4/7 swap on a big 572 to see if there's more power to be had.

10. Windsor Manifold Showdown

The guys compare four of the most popular street-style, dual-plane intake manifo... More

11. 1,500 HP, the Blown and Squeezed BBC Way!!

The guys test the difference in power between gas and e85 on a 555 BBC.

12. Engine Personality Test: Camshaft LSA Explained

The guys dive into the most commonly confusing elements of camshaft design: lobe... More

13. The Turbo MoHo 4-4-0

The guys explore the myriad gains that can be found for a sickly, low-compressio... More

14. Welcome to a Day at the Dyno!

The guys go through the basics of bringing a motor to the dyno cell for the very... More

15. Throwing Sparks: The Great Ignition Debate

The crew answers the high-voltage question of whether it's worth it to upgrade a... More

16. Tuning the Tubes: Why Header Collector Length Matters

The guys see how using progressively shorter header collectors affects the COVID... More

17. One THOUSAND Horsepower. Naturally Aspirated. Period.

The guys follow the build of Freiburger's own 582ci BBC in his quest for 1,000 N... More

18. ZOOMIES!! A Novelty Header Shootout!

The crew investigates just how much power gets sacrificed in that quest to look cool.

19. Less Weight to Rotate!! Diet Testing the Rotating Mass

The guys see if choosing lightweight rotating assembly parts helps an engine mak... More

20. Headers for Boost!!

The guys see if headers that made the most NA power still make the most on a pow... More

21. Tunnel Ram vs. Cross Ram! The Old School Dual Quad Shootout

The guys bolt tunnel-ram and cross-ram setups to the 383 Chevy to see which make... More

22. 1,000 HP Muffler Showdown!!

The guys see which muffler works best for running 1,000 HP drag strip monsters o... More

23. Small-Block vs. Big-Block. How Do You Want YOUR 500 hp?!

The guys break down two very different engines that both make very similar 500-h... More

24. Dulcich's Quest for Slant 6 Greatness!

Steve Dulcich puts his Leaning Tower of Power to the test to see if it lives up ... More

25. The Great Blower Cam Debate

The guys put claims about blower cams to the test with their new 363ci small-blo... More

26. Engine Masters Go to School on the Gen III Hemi

After years of dismissal, the guys have decided to give the Gen III Hemi a fair ... More