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The SFactor 23° cylinder heads utilize the Profiler Performance casting that features a standard location exhaust port designed for 1 3/4" headers with straight plug chamber for better header fitment. The ports are designed with faster airspeeds for better drivability.

SFactor Heads can be purchased bare or fully assembled.
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SFactor 23° 205cc SFactor 23° 205cc

The SFactor 23° v2.35/205cc SBSR is a dedicated Small Bore cylinder head. This is the perfect head for 4.060" bore, 389 CI and smaller builds. Take advantage of one of the only dedicated small bore offerings in the industry!

Heads can be purchased bare or fully assembled.

Our Price: $3,199.99