This head package is designed for the upgraded 88,96,103,106 engines

In the past after flowing many cnc ported stage 4 screamin eagle heads i have now developed a cost effective head package that outflows and has more airspeed than the stage 4 eagle.

A couple recent upgrades on a factory 103  2016 Breakout using my stage 2 heads and S &S 585 camshafts  an increase of 27 rwhp was seen back to back tests.

A recent stage 2 head fitup and S&S 585 cams on a 2016 Fatbob netted a 26 rwhp increase back to back testing.

Thats near 40 %increase over factory rear wheel !!!!!!!.

Ported 284 cfm @600 lift with superb exhaust percentage.

Bronze guides, 105cc intake port volume superb for these engine sizes with massive airspeed.

Stainless 1.850 and 1.6  valves

CNC profile bowl and seats

Head faces machined to increase compression

.630 lift Crane double spring and retainer kit   150lbs @1.8 inst.  Springs will take >650 lift.

NOTE we require youre old heads to do work on.

Easy freight deals and pickup.