Trick Flow PowerPort 365cc Cylinder Heads for Big Block Chevrolet intake valves, 1.645" triple valve springs & Titanium retainers - TFS-4141T804-C02

Trick Flow PowerPort 365cc Cylinder Heads for Big Block Chevrolet intake valves, 1.645″ triple valve springs & Titanium retainers – TFS-4141T804-C02

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SKU: TFS-4141T804-C02 Categories: Big Block Chev, Chev Big Block, Cylinder Heads, Shop By Brand, Shop By Engine, Trickflow Specialties, Trickflow Specialties Tags: BB, BB chev, Big Block, Big Block Chev, Cylinder Heads

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Description

Performance Cylinder Heads

Perfect for all high performance street/strip, racing, and marine applications, Trick Flow PowerPort® 365 cylinder heads for big block Chevy deliver exceptional power potential and competition level durability. Features include rectangular intake runners for strong mid- to high-rpm performance, fully CNC-profiled, heart-shaped combustion chambers, CNC bowl blended valve seat transitions, 24 degree intake valve angles with 4 degree side cants for additional airflow volume, adjustable guideplates, and premium quality, high-strength aluminum castings. PowerPort 365 heads are best suited for 500 plus cubic inch extreme performance engines. The heads include top-of-the-line CNC Competition Ported runners with a high resolution finish for maximum airflow and power and are assembled with the highest quality valvetrain components for ultimate endurance in all operating conditions. Check out our extensive range today!

UPC: 842645109645

Combustion Chamber Volume (cc): 119

Intake Runner Volume (cc): 365cc

Exhaust Runner Volume (cc): 135cc

Cylinder Head Style: Assembled

Cylinder Head Material: Aluminum

Intake Port Shape: Rectangular

Intake Valve Diameter (in): 2.350 in.

Cylinder Head Finish: Natural

CNC-Machined Combustion Chamber: Yes

CNC-Machined Intake Runner: Yes

CNC-Machined Exhaust Runner: Yes

Combustion Chamber Style: Open chamber

Intake Port Location: Standard

Exhaust Port Shape: Round

Exhaust Port Location: Raised

Spark Plug Style: Angle

Intake Valves Included: Yes

Exhaust Valves Included: Yes

Exhaust Valve Diameter (in.): 1.880 in.

Valve Springs Included: Yes

Maximum Valve Lift (in): 0.900 in.

Outside Diameter of Outer Spring (in): 1.645 in.

Damper Spring Included: Yes

Number of Springs Per Valve: Triple

Retainers Included: Yes

Retainer Material: Titanium

Locks Included: Yes

Lock Style: 10 degree

Valve Stem Seals Included: Yes

Rocker Arm Studs Included: Yes

Rocker Arm Nut Thread Size: 7/16-20 in.

Rocker Arms Included: No

Rocker Arm Nuts Included: No

Guideplates Included: Yes

Guideplate Pushrod Size: 3/8 in.

Valve Cover Mounting Style: Perimeter bolt

Accessory Bolt Holes Drilled: Yes

Intake Valve Angle: 24/4

Exhaust Valve Angle: 15/4

Valve Guides Included: Yes

Valve Guide Material: Bronze

Valve Seats Machined: Yes

Valve Seat Machine Style: 3-angle

Valve Seat Material: Ductile iron

Steam Holes Drilled: No

Oiling Style: Through pushrod

Machined for O-Ring: No

Heat Crossover: No

Quantity: Sold individually

Notes: Designed for mechanical roller tappet camshafts. Exhaust port is raised 0.300 in. over stock.

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