S&S Cylinder Head Kit – Black. Fits Twin Cam 88 1999-2005. 89cc Head Chamber Volume

Description

Features & Benefits:-

* S&S Super Stock Cylinder Head.

* Includes Lower SS90-4120 lower Rocker Gaskets

* Includes Head bolt kit SS930-0027, replaces the short H-D head bolts .

* Includes Decompression Release Block-Off Plugs SS90-4916-2

* Compression releases may be purchased separately if desired.

* Accepts S&S or OEM pistons – refer to Compression Ratio Chart for S&S Super Stock Heads for 1999-05 Big Twins for further Info.

* Accepts up to 640 lift cams with S&S pistons – if using stock H-D pistons, valve reliefs must be machined in the pistons due to larger valves

* 2.000in. Intake Valves & 1.605 Exhaust Valves.

Tech Tips:-

* OEM H-D rocker covers can be retained when using S&S manual compression release or S&S Easy Start Cams.

* Must use the supplied SS90-4120 lower rocker gaskets when running

OEM Heads

* Heads can be decked up to .060in. to increase compression – normal clearance checks should be carried out.

Proudly Made in the USA by S&S Cycle !

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