by Donnie Hurt | Mar 2, 2018 | CAMSHAFTS & VALVE TRAIN
PRESSED FOR FAST BLEED DOWN When reassembling late model Chrysler heads with roller follower/hydraulic lash adjuster type lifters, I found that they bleed down much faster when turned upside down. When I used the vise it would take 2 or 3 squeezes and sometimes they...
by Donnie Hurt | Feb 23, 2018 | CAMSHAFTS & VALVE TRAIN
CAMSHAFT INDENTIFICATION Our shop has had a cam analyzer for over 28 years. Recently I was at an friends shop and had to remember how we did it in the old days. He needed to verify which of the three customer-supplied cams to install because the previous shop had...
by Donnie Hurt | Feb 23, 2018 | DISASSEMBLY & CLEANING
PULL THE PLUG Removing press in oil galley plugs from blind holes, like a Ford FE block, is a little more challenging because you cannot just pound them out from the back side. First I center drill them with a 3/16” drill bit. Then I install and tighten a lag screw...
by Donnie Hurt | Feb 16, 2018 | CRANKSHAFTS & CONNECTING RODS
TAPERED ROD PIN BORE MANDREL Our aftermarket pistons for a LS7 Chevrolet came with SBC .927” pins. The standard LS7 pin is .925”. There is meat in the bushing to hone, but the problem is the shape of the small end of the rod and bushing. They are tapered. It looked...
by Donnie Hurt | Feb 9, 2018 | ASSEMBLY
ROD TO CAM CLEARANCE GAUGE Using a plastic banding strap as a feeler gauge works great to check for clearance. The straps are generally .035-.045” thick, so you might want to double them up to check for the minimal .050-.060” clearance recommended. They work great as...
