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..... SOLD .......These heads were bought NEW , bare in '01 , they have around 12K mi ... were kiss-cut to make 'em flat , 3 angle valve grind , Manley Stainless valves ... NO porting ...$ 750.00 with the Manley dual 1.46 valve springs , Titanium 10*retainers , spring cups , and locks ..... $ 450.00 for the heads & valves ... pricing includes shipping to the lower 48 ....
Can you show close up of valves and exhaust ports aswell as the top side of the heads. And whats the maximum lift you have on those heads with the springs?
__________________ 2007 Civic Si
2.0L I4
6spd Manual
33000 miles
The valve specs are as follows : Manley part # 22407-16
Double with damper 1.437 OD .720 ID
135# @ 1.800
391# / in 350# @ 1.250
coil bind @ 1.085
Safe lift approx .650 @ 1.800 ... on these heads with stock length valves and .062 cups installed height is 1.760 .... Max safe lift approx .600 ... I was running .522
the Titanium retainers are Manley part # 23630 .... the cups are # 42126
