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Trick Flow 455 HP GenX 58cc Truck Top-End Engine Kit for GM LS 4.8l and 5.3l

SKU: TFS-K305-455-425

Get more brawn for your Chevy truck with GenX® Top-End engine kits from the power people at Trick Flow®. The engineers at Trick Flow® have been hard at work tweaking these LS engine kits so you get dyno-proven horsepower with no guesswork! These kits feature GenX® aluminum cylinder heads with fully CNC-machined and bowl-blended combustion chambers and CNC-ported intake and exhaust runners for maximum airflow. They also offer a heat-treated and precision-ground Track Max® hydraulic roller tappet camshaft for enhanced power, as well as Trick Flow® one-piece chromoly pushrods with precision-drilled and chamfered oil holes. These kits also include shaft mount roller rockers, bolts, and gaskets. Matched for more muscle, the components in these Top-End kits can add 50-75 hp to your LS-powered truck. Get bolt-on, proven Trick Flow® performance with GenX® Top-End engine kits for your GM LS truck.

Each kit includes a pair of Trick Flow GenX Street/Strip cylinder heads, a specially matched hydraulic roller cam, roller rocker arms, pushrods, head gaskets, head bolts, exhaust gaskets, and balancer bolt.

Pricing: $3,585.99

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Description

Specification needed to make 455 HP as pictured:
GM Performance Parts LS327 short block engine with Trick Flow GenX 205 cathedral port cylinder heads (TFS-30500001-C00), Track Max hydraulic roller cam (TFS-30602001), chromoly pushrods (TFS-21407500), Harland Sharp roller rocker arms, and stock GM LS truck intake manifold and 78mm throttle body.

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

TFS-21407500 - Trick Flow Pushrods, 5/16 in. Diameter, 7.500 in. Long, 4130 Chromoly, 0.080 in. Wall, For Guideplates, Set of 16

NAL-12557840 - Chevy Harmonic Balancer Bolt, Steel, Cadmium, Hex Head, Chevy, 4.8, 5.3, 5.7, 6.0L, Each

NAL-12617944 x2 - Chevy Gasket, Header, Manifold, Stock Port, Mult-Layer Steel, Chevy, Pontiac, 5.7L, Each

NAL-12498544 - Chevy Head Gaskets, 0.051 in. Thick, Chevy, LS, Pair

NAL-17800568 x2 - Chevy Cylinder Head Bolts, Chromoly, Cadmium, Hex, Chevy, 5.3, 5.7, 6.0, 7.0L Small Block, 1-Head, Kit

TFS-30510001-C00 x2 - Trick Flow Cylinder Head, GenX® 205, Competition Ported, Assembled, 58cc CNC Chambers, GM LS Vortec, Each

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.

Quantity: Sold as a kit.

Notes: Aftermarket tuning is required after installation of this kit.