Manley O.D. Valve Spring Cups 1.740in OD .635in ID for 221447 Set of 16
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This item may be on backorder. Please contact us to confirm supplier availability and estimated lead time before ordering.
Regular price
$100.28
Verified Fitment & Application Support
This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.
Got Questions? Feel free to email us or call us at (503) 235-1947
Compliance & Restrictions
California Proposition 65 (Prop 65)
WARNING: This product can expose you to chemicals which is known to the State of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
CARB / California Emissions Compliance
This item may be restricted in California and other regions with emissions regulations. If applicable, it is intended for
competition/off-road use only unless otherwise stated. It is the customer’s responsibility to confirm local compliance before purchase.
Orders shipping to restricted areas may be canceled.
These Manley O.D. valve spring cups locate the outside diameter of a 1.677" O.D. valve spring in the cylinder head. The cup measures 1.740" O.D. with a .635" I.D. and a .140" shoulder height.
Key Features
- CNC machined for accuracy and durability
- Heat treated and black oxide finished
- .062 in. thick
Product Details
- Type: O.D. spring cup
- Fits Spring O.D.: 1.677"
- Cup O.D.: 1.740"
- Cup I.D.: .635"
- Shoulder Height: .140"
- Matching Valve Springs: Manley 221447, 221448, 221449 and 221450
- Use Seat Cutter: Manley 41851
- Quantity: Set of 16
- Manufacturer Part Number: 42371-16
Shipping Height: 0.25
Shipping Length: 10.75
Shipping Width: 6.75