Name: Trick Flow SBC CNC 18-Deg Cylinder Head 250cc Assembled
SKU: WOWR77938820732
Price: 99.00 USD
Availability: InStock

SB Chevy Ultra 18 250 Race Cylinder Head

Engineered for high-RPM racing engines, ultra 18 250 race cylinder heads provide more horsepower out-of-the box than fully prepped OEM-style 23 heads. Aluminum head includes CNC-profiled combustion chambers and competition ported runners for maximum flow. Head accepts most 18 intake manifolds, headers, and related components. Requires offset shaft-mounted rocker arms and mechanical roller camshaft with offset intake lifters. Sold as each.

Cylinder Head – Ultra 18 – Assembled – 2.150 / 1.600 in Valves – 250 cc Intake – 56 cc Chamber – 1.560 in Springs – Angle Plug
Aluminum
Small Block Chevy
Sold as Each
Part Number: TFS-3181T001-C01

Specifications

Brand	Trick Flow
Part Number	TFS-3181T001-C01
Product Line	Ultra 18
Assembled/Bare	Assembled
Chamber Volume	56 cc
Plug Angle	Angle
Intake Runner Volume	250 cc
Exhaust Runner Volume	100 cc
Intake Port Shape	Rectangle
Intake Port Location	Stock
Intake Port Height	2.200 in
Intake Port Width	1.350 in
Exhaust Port Shape	Oval
Exhaust Port Location	Stock
Exhaust Port Height	1.460 in
Exhaust Port Width	1.760 in
Intake Valve Size	2.150 in
Intake Valve Included	Yes
Intake Valve Material	Stainless
Intake Valve Length	5.550 in
Exhaust Valve Size	1.600 in
Exhaust Valve Included	Yes
Exhaust Valve Material	Stainless
Exhaust Valve Length	5.560 in
Valve Spring Included	Yes
Intended Camshaft Style	Solid Roller
Maximum Lift	0.700 in
Valve Spring Diameter	1.560 in
Valve Spring Number	Dual
Valve Spring Damper	Yes
Valve Spring Retainers Included	Yes
Valve Spring Retainer Material	Titanium
Valve Locks Included	Yes
Valve Lock Material	Steel
Valve Lock Angle	10 Degree
Valve Seal Included	Yes
Valve Seal Style	Positive Stop
Valve Seal Material	Viton
Rocker Studs Included	No
Pushrod Guide Plate Included	No
Valve Guide Included	Yes
Valve Guide Material	Bronze
Center Mount Valve Cover	Yes
Valve Seat Included	Yes
Intake Valve Seat Material	Ductile Iron
Exhaust Valve Seat Material	Ductile Iron
Valve Seat Finish	Machined
Combustion Chamber Finish	As Cast
Intake Runner Finish

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Trick Flow SBC CNC 18-Deg Cylinder Head 250cc Assembled

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Trick Flow SBC CNC 18-Deg Cylinder Head 250cc Assembled

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