Trick Flow® Twisted Wedge® Top-End Engine Kits for Ford 4.6L 2V TFS-K520-380-375

Part Number: TFS-K520-380-375

$5,097.75

Trick Flow® Twisted Wedge® Top-End Engine Kits for Ford 4.6L 2V

Head Combo, Camshaft, Timing Set, Gaskets, Ford, Modular V8, 4.6L 2V, Kit
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Trick Flow® Twisted Wedge® Top-End Engine Kits for Ford 4.6L 2V TFS-K520-380-375

Trick Flow® Twisted Wedge® Top-End Engine Kits for Ford 4.6L 2V TFS-K520-380-375

TFS-K520-380-375

Part Number: TFS-K520-380-375

Estimated Ship Date: May 12, 2026

$5,097.75

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Overview
Applications
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Kit/Combo Contents

Estimated Ship Date: May 12, 2026

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Overview

Brand:
Trick Flow Specialties
Manufacturer's Part Number:
TFS-K520-380-375
Part Type:
Top End Kits
Product Line:
Trick Flow® Twisted Wedge® Top-End Engine Kits for Ford 4.6L 2V
Summit Racing Part Number:
TFS-K520-380-375
Cylinder Heads Included:
Yes
Camshaft Included:
Yes
Camshaft Type:
Hydraulic Roller Tappet
Duration at 050 inch Lift:
228 int./230 exh.
Advertised Duration:
262 int./264 exh.
Valve Lift with Factory Rocker Arm Ratio:
0.550 int./0.550 exh.
Intake Manifold Included:
No
Fuel Delivery Style:
Fuel injected
Carburetor Included:
No
Throttle Body Included:
No
Fuel Rails Included:
No
Fuel Injectors Included:
No
Timing Chain and Gears Included:
No
Lifters Included:
No
Gaskets Included:
Yes
Cylinder Head Style:
Bare
Cylinder Head Material:
Cast aluminum
Cylinder Head Color:
Natural
Combustion Chamber Volume (cc):
44
CNC-Machined Combustion Chamber:
Yes
Intake Runner Volume (cc):
185cc
Exhaust Runner Volume (cc):
93cc
CNC-Machined Intake Runner:
No
CNC-Machined Exhaust Runner:
No
Intake Port Location:
Standard
Intake Port Shape:
Round
Exhaust Port Shape:
Round
Exhaust Port Location:
Standard
Spark Plug Style:
Angle
Intake Valves Included:
Yes
Intake Valve Diameter (in.):
1.840 in.
Exhaust Valves Included:
Yes
Exhaust Valve Diameter (in.):
1.450 in.
Valve Springs Included:
Yes
Outside Diameter of Outer Spring (in.):
1.000 in./1.060 in.
Damper Spring Included:
No
Number of Springs Per Valve:
Single
Retainers Included:
Yes
Retainer Material:
Chromoly steel
Locks Included:
Yes
Lock Style:
7 degree
Valve Stem Seals Included:
Yes
Valve Stem Seal Material:
Fluoroelastomer
Rocker Arms Included:
No
Rocker Arm Studs Included:
No
Rocker Arm Nuts Included:
No
Guideplates Included:
No
Pushrods Included:
No
Valve Covers Included:
No
Accessory Bolt Holes Drilled:
Yes
Valve Guides Included:
Yes
Valve Seats Machined:
No
Steam Holes Drilled:
Yes
Machined for O-Ring:
No
Heat Crossover:
No
Quantity:
Sold as a kit.
Notes:
Kit includes Twisted Wedge Track Heat 185 cylinder heads. 380 hp/375 ft.-lbs. Aftermarket tuning is required after installation of this kit. Includes 120 lb. valve springs.

Trick Flow® Twisted Wedge® Top-End Engine Kits for Ford 4.6L 2V

Get the most out of your Ford 4.6L 2V with Trick Flow® Twisted Wedge® top-end engine kits. Each kit is carefully tuned to deliver the right amount of horsepower and torque. Take the time and guesswork out of designing a winning combination and save some hard-earned cash. Twisted Wedge® top-end engine kits for Ford 4.6L 2V are built around a set of dyno-proven Twisted Wedge® cylinder heads with 185cc intake runners and your choice of 38cc or 44cc CNC-profiled and bowl-blended combustion chambers. You also get a hydraulic roller camshaft set, matching followers, lash adjusters, timing chains, a valve spring compressor tool, and intake and head gaskets.

Applications

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Kit/Combo Contents

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Trick Flow Specialties TFS-21400008-16 - Trick Flow® Hydraulic Lifters and Lash Adjusters

Lash Adjusters, Hydraulic, Ford, Modular, 2V, 4V, V8, V10, Set of 16

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Click here for more information about Trick Flow Specialties TFS-51800510 - Trick Flow® Roller Followers

Trick Flow Specialties TFS-51800510 - Trick Flow® Roller Followers

Camshaft Followers, OE Style, Steel, Ford, Modular V8, 4.6/5.4L, Each

Kit Item Quantity: 16

Click here for more information about Trick Flow Specialties TFS-51800512 - Trick Flow® Timing Chains

Trick Flow Specialties TFS-51800512 - Trick Flow® Timing Chains

Timing Chain, Link Belt Style, Ford Modular V8, 4.6L, 2V, Each

Kit Item Quantity: 2

Click here for more information about Trick Flow Specialties TFS-51800922 - Trick Flow® Intake Gaskets

Trick Flow Specialties TFS-51800922 - Trick Flow® Intake Gaskets

Gaskets, Manifold, Intake, Stock Port, Ford Modular V8, 4.6L, Set

Kit Item Quantity: 1

Click here for more information about Trick Flow Specialties TFS-51802001 - Trick Flow® Track Max® Hydraulic Roller Camshafts for Ford 4.6L/5.4L 2V

Trick Flow Specialties TFS-51802001 - Trick Flow® Track Max® Hydraulic Roller Camshafts for Ford 4.6L/5.4L 2V

Camshaft Set, Hydraulic Roller, Adv. Duration 262/264, Lift .550/.550, Lobe Sep. 112, Ford 4.6L/5.4L 2V, Pair

Kit Item Quantity: 1

Click here for more information about Trick Flow Specialties TFS-51910004-M44 - Trick Flow® Twisted Wedge® Track Heat® 185 Cylinder Heads for Ford 4.6L/5.4L 2V

Trick Flow Specialties TFS-51910004-M44 - Trick Flow® Twisted Wedge® Track Heat® 185 Cylinder Heads for Ford 4.6L/5.4L 2V

Cylinder Head, Twisted Wedge® 185, Fast As Cast®, Assy, 44cc Chambers, 125 Lb. Springs, Ford 4.6/5.4L 2V, Each

Kit Item Quantity: 2

Click here for more information about Trick Flow Specialties TFS-90518 - Trick Flow® Valve Spring Compressors

Trick Flow Specialties TFS-90518 - Trick Flow® Valve Spring Compressors

Valve Spring Compressor, Fits Ford 2V Modular Engines, Steel, Zinc Plated, Cylinder Head On, Each

Kit Item Quantity: 1

Ford Performance Parts M-6067-D46 - Ford Performance Parts Cylinder Head Changing Kits

Ford Performance Parts M-6067-D46 - Ford Performance Parts Cylinder Head Changing Kits

Gaskets, Head Set, Ford, 1996-2004, 4.6L, SOHC 2-Valve, Kit

Kit Item Quantity: 1

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