Enter your Engine Family Number and we will confirm whether this exact converter is street-legal for your vehicle.
COMP Cams 501-16 Set of 16 O-Ring Valve Seals for Stock Guide Size, 11/32" Valve Stem
Select your vehicle to confirm fit. Add to Cart unlocks once it fits.
Product Availability Request
Fill the form and our team will contact you.
Enter your Engine Family Number and we will confirm whether this exact converter is street-legal for your vehicle.
Fits: 11/32" Valve Stems / OE-Size Valve Guides (.400" Outer Diameter)
Fits: 11/32" Valve Stems / OE-Size Valve Guides (.400" Outer Diameter). Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides. Use standard o-ring Seal retainer and oil splash shield. Requires no machining.
Specifications
| Seal Outer Diameter | 0.4 IN |
| Valve Guide Outer Diameter | Stock |
| Valve Seal Type | O-Ring |
| Valve Stem Outer Diameter | 11/32 IN |
Note: Available individually under 501-1, in a set of 8 under 501-8, in a set of 12 under 501-12
⚠️ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.
Warranty: 12 Months
Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.
Shipping Information
Free shipping is available for eligible orders.
Shipping: Free to the USA.
Orders are processed during normal business days. Delivery dates may vary by carrier and destination.
Owner Reviews
Questions & Answers
Our techs answer fitment questions, usually within 2 hours. Owners chime in too.
No questions yet. Here's what shoppers usually ask. Tap one and our techs will answer.
Ask a Question
Write a review
Share your experience with this part. Reviews are checked before they go live.
Guaranteed
Shipping
Returns
Support
Frequently Paired With
