Blitz LS 250 Series (LS3/L92) Cylinder Heads With Rocker Arms & Valve Covers (Free Shipping)

Blitz LS 250 Series (LS3/L92) Cylinder Head / Rocker Arms & Valve Cover Kit    The Blitz LS 250 cylinder head is a competitive alternative to the OEM (Mexico) casted LS3 cylinder head, they come standard with magnesium valve guides installed and a 3 angle performance seat-cut. These cylinder heads are designed with an aggressive port, which offers a sharper torque curve and quicker throttle response. It's a perfect cylinder head for any one wanting a street/strip setup. The Blitz LS 250 head will also support a well-tuned naturally aspirated LS3 to 600hp. Along with this set of cylinder heads, includes a set of LS3 rockers arms, and upgraded Trunion kit.  Also included is a set of black crinkled finished aluminum valve covers.   This package will work well on a natural aspirated, or power adder setup of up to 800hp.   Blitz LS 250 Specs Intake valve:   2.165" (Blitz SS Super-Loy performance valve, 21-4N stainless steel.) Exhaust Valve: 1.6" (Blitz SS Super-Loy performance va