When we last left Modern Mouse, our in-house 5.3 LS dyno mule, we had just run a Zex perimeter plate nitrous system on the now 383-cube stroker. For those who don't remember, the Modern Mouse series ...

Holley Performance recently started to offer its Sniper fabricated intake manifold, which is available for Chevrolet LS Small Block V8 engines. The suggested retail on these manifolds ranges from ...

We saw this new intake and instantly had to have one. It looks awesome, but does it run hard? Unique in the market, the new Holley Hi-Ram for GM LS3/L92 rectangular-port engines is like an old-school ...

One of the easiest ways to tune an engine's performance is with the intake manifold. Yes, the camshaft can have a bigger role in horsepower production, but a camshaft swap includes real work and more ...

We have to admit, we were somewhat perplexed when we decided to apply the Holley Terminator Stealth EFI system to our modified 5.3L LS. Our bewilderment had nothing to do with the ability of the ...

Aftermarket giant Holley is shutting down the iconic Hilborn brand, the legendary performance parts company that pioneered mechanical fuel injection almost 80 years ago. The news was first reported by ...