For all head specifications and supporting component information, please see the shop pages.

Compression Ratio Calculator

Spring testing, installing, and swapping:


Pro Aluminum Series
SHAFT ROCKERS

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Available in both Bolt-on Pro Series and Sportsman Series!

FLOTEK 360 BB Chevy (Pro Series) – Same kit for both length valves
KPS-56787

FLOTEK 360 BB Chevy (SS Series) – Same kit for both length valves
KSS-807070 / 807575 / 808080 (1.70/1.70 – 1.75/1.75 – 1.80/1.80)

FLOTEK 375 BB Chevy (Pro Series)
KPS-56987

FLOTEK 375 BB Chevy (SS Series)
KSS-817070 / 817575 / 818080 (1.70/1.70 – 1.75/1.75 – 1.80/1.80)

FLOTEK 375 BB Chevy +100 exh valve (Pro Series)
KPS-56987+100

FLOTEK 375 BB Chevy +100 exh valve (SS Series)
KSS-827070 / 827575 / 828080 (1.70/1.70 – 1.75/1.75 – 1.80/1.80)

View Flo-tek catalog and price sheet
Ford Chevrolet GMC

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Our use of the terms "Ford", "GM" and "Chevrolet" and associated logos, are for descriptive purposes only.