Click to enlargeCrane Energizer Roller Rockers

Crane Cams 13744-16 Energizer roller rocker arms.

FIts 1965-1990 Chevy big block engines.

Will also fit 1991-2000 Gen 5 and Gen 6 big blocks as well as 2001-2005 8.1L engines (will require the installation of 7/16 rocker studs for these applications).

1.7 ratio

7/16" rocker studs

Crane Energizer roller rockers for big block Chevy engines feature needle bearing fulcrums and roller tips to reduce friction and lower engine oil temperatures.

Improves throttle response and increases horsepower and rpm cabability.

Made of aerospace vacuum die formed aluminum that offers extreme strength and light weight.

The rocker body is larger than stock and may require modifications to the stock valve covers for clearance or the use of tall style covers without breather baffles.

Great for street and moderate racing use.

Sold as a set of 16 roller rockers with locking nuts.


Crane Cams 13744-16 Energizer 502 454 427 396 roller rockers CRANE-13744-16$219.97

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We will not ship to freight forwarding - expediting companies.

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