Watch as Scott of Deboss Garage builds a 650hp 6.8L LS3 Stroker Engine using Air Flow Research’s 260cc LS3 Mongoose Cylinder Head.

Deboss Garage is the #1 Engine Swap Specialist on YouTube, showing enthusiasts and weekend warriors how to build, swap and repair anything with throttle.

We’ve listed the timestamps for AFR features below for easy viewing!

8:42 AFR 260cc LS3 "Mongoose" cylinder heads

39:08 Cylinder head assembly

50:27 Cylinder head installation