TRE 455 HP 64cc Truck Top-End Engine Kit for GM LS 4.8L and 5.3L

Frankenstein's M115 225cc LS1/LS2/LS6 CNC ported intake and exhaust chambers cylinder head feature our FED Stainless Steel Severe Duty Valves (Inconel Available), Titanium Retainers and your choice of .660 or .700 Custom Dual Valve Springs Frankenstein redefined performance with The Monster—a game-changing cylinder head built with precision and power in mind. Featuring 5-axis CNC-ported intake and exhaust chambers, each head is hand-blended, deburred, and quality-checked to exacting standards. Each kit includes a pair of Frankenstein M115 225cc Street/Strip cylinder heads, a specially matched hydraulic roller cam, roller rocker arms, head gaskets, head bolts, exhaust gaskets, and balancer bolt.
KIT/COMBO CONTENTS: CSP-SLS17 - Harland Sharp Rocker Arms, Pedestal Mount, 1.7 Ratio, Aluminum, Roller Rockers, Chevy, 4.8/5.3/5.7/6.0L, Set NAL-12557840 - Chevy Harmonic Balancer Bolt, Steel, Cadmium, Hex Head, Chevy, 4.8, 5.3, 5.7, 6.0L, Each BTR17944-2 - BTR LS Exhaust Gaskets NAL-12610046 - Chevy Head Gaskets, 0.051 in. Thick, Chevy, LS, 4.080 Bore
TFS-9201X - Trickflow Head Bolts (Must give us the year of the engine so we can send the correct size) FED-113081 x2 - Frankenstein M115 Monster 225cc LS1 CNC Ported 15 Degree Cathedral Port Cylinder Head, 64cc Chambers (Includes your choice of .660 lift or .700 lift hydraulic roller dual valve springs)
TFS-30602001 - Trick Flow Camshaft, Hydraulic Roller, Advertised Duration 285/292, Lift .560/.560, Lobe Sep. 114, GM LS, Each, this camshaft is not compatible with Active Fuel Management. An AFM delete kit and disabling the AFM through the ECM is required. *Does not include pushrods we recommend you use a pushrod length checker to find the size you need Quantity: Sold as a kit.   Notes: Aftermarket tuning is required after installation of this kit.