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Manley Titanium Series Chevy Big Block Exhaust Valve Kit


Your Price: $1,244.68

SKU: 11921-8

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Manley Valve – Exhaust, Valve-TI PONT 1.900.

Discover the advantages of Manley Performance Products’ Titanium Valves, designed to optimize engine performance, reduce valve train weight, and accommodate high-rpm applications. Dive into the details of these high-performance valves and explore why they are the preferred choice for enthusiasts and racers.

  • Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.
  • High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds and compatibility with aggressive camshaft profiles.
  • One-Piece Forged Construction: Manley titanium valves feature one-piece forged construction with grain flow, ensuring durability and minimizing potential weak points compared to head-welded alternatives.
  • State-of-the-Art Machining: Meticulously machined in state-of-the-art CNC turning centers and valve stem grinders, maintaining exacting tolerances for optimal valve performance.
  • Exceptional Titanium Alloys for Durability: Manley utilizes the finest titanium alloys for both intake and exhaust valves, striking a perfect balance between mechanical properties, hardness, ductility, and fatigue strength at specific temperatures.
  • Rigorous Quality Control for Reliability: Each Manley titanium valve undergoes a stringent final inspection process to ensure uncompromising quality, performance, and reliability.
  • Tight Tolerance Delivery: Strict quality control measures enable the delivery of valves within tight tolerances, meeting the highest precision standards.
SKU: 11921-8 Categories: ,

GTIN: 00807298059310

Product Market

Domestic

Cylinder Head

Dart Big Chief, Pontiac Pro Stock

Valve Series

Titanium Series

Valve Type

Exhaust

Product Type

Engine Exhaust Valve Kit

Valve Quantity

8

Engine Detail – Web

Big Block

Makes

Chevrolet

Engines

Big Block
Instructions: Enter a value in the un-shaded boxes below as they pertain to your engine.
Note: For pistons BELOW the block @ TDC – value in box must be a POSITIVE number (.000)
Note: For pistons ABOVE the block @ TDC – value in box must be a NEGATIVE number (-.000)
Note: For a DISH piston – value in box must be a POSITIVE number (0.0)
Note: For a DOME piston – value in box must be a NEGATIVE number (-0.0)
Note: Manipulate the DOME/DISH & PISTON to DECK volumes to get the ratio you want.
Enter the number of cylinders of your engine
Bore
Finished bore of your engine
Stroke
Stroke of your engines crankshaft
Rod Length
Ctr. to Ctr. length of your connecting rods
Gasket Bore
Head Gasket bore diameter
Comp. Gasket
Compressed Head Gasket thickness
Block Deck Height
Center of main bearing bore to top of block
Top Ring Down
Top of 1st ring to top of pistons(FLAT)
Chamber Volume
Cylinder Head chamber volume in CC’s
Dome/Dish Volume
DOME (-) or DISH (+) vol. (theoretical) in CC’s
Piston to Deck
Top of BLOCK to top of piston (FLAT) @ TDC
Click “Calculate” for dimension results.
Total Volume
 
Cylinder Volume
Total cylinder volume in CC’s =
Clearance Volume
All effective vol. above block deck @ TDC in CC’s =
Gasket Volume
Volume of your head gasket in CC’s =
Top Ring Volume
Total volume above the top ring @ TDC in CC’s =
Deck Volume
Volume of area above the pistons @ TDC in CC’s =
Piston Top Land
Piston top land diameter for volume calculations =
1/2 Stroke
1/2 stroke of your engine’s crankshaft in inches =
Compression Ht.
Ctr. of piston pin to top of piston (FLAT) in inches =
Cubic Inches
Cubic inch displacement of your engine =
For the given dimensions, your compression ratio