Lunati is introducing three new Voodoo high performance billet camshafts for Chrysler 5.7 and 6.1 liter Hemi engines as well as a new custom grind program for the same engines.
Designated mild, intermediate, and aggressive, the three new cams are aimed at high performance Hemi engines in Street Machines, Street Rods, Muscle Cars, Drag Race Cars, [...]
Lunati, a firm with over forty years of crankshaft know-how, has become a leading distributor for Clevite® bearings. Clevite TriMetal bearings provide critical protection that bi-metal bearings do not. They enable foreign particles to become embedded in the soft surface layer of the bearing. This innovation often protects crankshaft journals from harmful foreign particles.
Because the [...]
Our build is done. See the end of this article for several tasty photos of the finished engine, followed by a complete list of the participating manufacturers.
FINAL ASSEMBLY OF OUR
NASTY LITTLE DART 427W
OUR ONE TRICK PONY IS DONE.
WE’RE READY FOR THE DYNO RUN.
Engine build, text and photos by Mike Mavrigian
INTAKE MANIFOLD
Since our Trick Flow heads feature [...]
Though several Lunati BareBones cam and lifter kits have been in existence for the past two years, now these economical hard parts encompass a comprehensive schedule for small- and big-block Chevrolet and Ford enthusiasts.
Owners of street rods and muscle cars, mild race engines, street performance cars, 4×4 off-road, and marine applications will find that these [...]
FROM SHORTBLOCK TO LONGBLOCK
CYLINDER HEADS & VALVETRAIN
Our beasty 427W is finally in longblock form.
Engine build, text and photos by Mike Mavrigian
The use of studs, as compared to bolts, provides a more accurate and consistent clamping load for the cylinder heads, and eliminates wear & tear on the block’s threaded holes during future head service.
by Mike Mavrigian
Build/assembly and all photos by author
Our Lunati roller cam features 0.544″ valve lift at intake and 0.560″ at exhaust, with duration of 232 intake and 242 exhaust. Centerline is 108 intake and 116 exhaust.
CAMSHAFT AND TIMING
Dart thoughtfully provided anti-friction-coated cam bearings with their block. Each bearing is etched with a part number, and [...]
STROKIN’ THE DART WINDSOR
Our current engine project begins with a 351W block and increasing displacement to a whopping 427 CID.
Text & photos by Mike Mavrigian
The Dart 351W iron-alloy block is available in either a 9.200” (standard Cleveland) or 9.500” deck height. We opted for the 9.5” deck.
This project will serve as an example of a [...]
CORE VALUE: LUNATI’S NEW $225 GOLD VALVE-SPRING KIT FOR GM LS ENGINES
Times are lean right now, and especially so for hot rodders on a budget. To address this frustrating inconvenience, Lunati bucks the market with a new LS-engine dual valve-spring kit (PN 73925K1LUN) for about $50 less than competitors.
With a maximum lift capability at [...]
VOODOO TO THE RESCUE
Over the past few decades motor oils have been reformulated to meet the specific needs of late model engines and the always tightening Environmental Protection Agency (EPA) restrictions on emissions. This is great for late model engines with hydraulic roller lifters, but very bad for anyone with an early model, flat tappet [...]
LS LONG STROKE CRANKS
Much like the traditional Small Block Chevy, GM’s LS platform has amassed an impressive following of performance enthusiasts who are drawn to its outstanding power potential and durability. With the support of aftermarket parts manufacturers, enthusiasts have been able to constantly raise the bar on what was thought to be the power [...]
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