114-degree lobe separation angle), added some heavier-breathing capabilities with ported Vortec heads (252/181-cfm intake and exhaust, respectively), machined them to work with the small 305 bores ...

In our last exciting episode, we left our hero 305 ... Chevy. The S/R Torquer is a similar casting with better intake and exhaust ports and larger valves. Originally configured for 350ci engines ...

The 4.3L V6 motor was the first to be called a Vortec engine. At this time, Chevy was developing its vortex ... The LV3 can deliver up to 285 horsepower and 305 lb-ft of torque, significantly ...

Covers models: 262, 265, 283, 302, 305, 307 ... and the Vortec, LT1 and LT4 engines. With photos. This step-by-step guide to rebuilding LT-1 small-block Chevy engines includes sections on ...

The complimentary intake manifold is GMPP's high-rise Vortec single-plane ... is the generally neglected 305 Chevy. With nearly 400 hp and a good street idle, this engine shows the potential ...

The new L99 shared the bore from the previous generation’s 305 Chevy ... liter Vortec 5000 V8, but due to a shorter stroke, it uses longer connecting rods. The smaller displacement engine ...

Nonetheless, the 45-cubic inch difference between Chevrolet's venerable ... to keep costs down. Both engines have an identical stroke of 3.48 inches, but the 305 has a 3.736-inch bore versus ...

It’s known by several names: The LL8, Vortec ... GM engine’s similarity, American performance nuts like Calvin Nelson are using it for some crazy-high-power builds. Take his 2010 Chevy Camaro ...

Chevy's Vortec 8100 — AKA the L18, AKA the Vortec 8.1 — was the last of The General's big block V8s, a line of engines that traced its lineage clear back to the fire-breathing muscle cars of ...