


COMP Cams Camshaft CB 321Jr-12
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
COMP Cams Camshaft CB 321Jr-12BBC 1965 66 396 c. i. d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1 800 999 0853 or contact us, and we will assist you with placing an order. WARNING: Camshaft Optimized for use with a Melanized or Nitrided distributor Gear. Not compatible with cast or Steel Gears without similar surface treatments. Failure to
Quick Dispatch:
Your COMP Cams Camshaft CB 321Jr-12 orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your COMP Cams Camshaft CB 321Jr-12 ships.
Need Help?
Questions about COMP Cams Camshaft CB 321Jr-12, sizing, or delivery? We're just an email away.
Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for COMP Cams Camshaft CB 321Jr-12 in your area.
Get Shipping Estimates
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
You may also like
4.1 ★★★★★
Based on 1232 reviews
Sort
Product Reviews
★★★★★ 4
Easy to use.
Size: 2+6+1+12 Pack
They work very well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2026
★★★★★ 5
Not so good
Size: 2+6+1+12 Pack
These placement filters are not as good as the original. They seem to hold onto the debris & don't release it into the reservoir. I clean the filter & reservoir after each use & always find the filter full & the reservoir nearly empty.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 24, 2025
★★★★★ 5
Well priced
Size: 1+6+6 Pack
Very economically priced set of replacement parts for Eufy RoboVac 11S Max
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 25, 2026
★★★★★ 5
Perfect fit
Size: 2+6+1+12 Pack
This is the second time I have ordered replacement parts for my Eufy robot vac. They fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 3, 2025
★★★★★ 5
Good value replacement parts package
Size: 2+6+1+12 Pack
Purchasing the Replacement Parts for my Eufy RoboVac 11S Max has proven to be an excellent value for the cost. The kit, which includes brushes and a filter, has significantly extended the life and maintained the efficiency of my vacuum. It's reassuring to know that I can keep my RoboVac performing at its best without the need for costly professional services or a premature replacement of the unit itself. The ease of replacing the parts meant that my vacuum was back to its optimal cleaning performance in no time. For anyone looking to maintain their Eufy RoboVac 11S Max in top condition, these replacement parts are a wise and economical choice.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 28, 2024
recommand products
PA 801F Brass 213-259 GPH 1/2" NPT Fluid-o-Tech Rotary Vane Pumps
162.61
Replaces SW30-2540 FilmTec DOW / DuPont 650 GPD at 800 PSI Desalination Machine Watermaker Seawater Membranes ( MEM-2540SW-HF )
162.75
PA 3511F / PA3511F Fluid-o-Tech 125 GPH 2.08 GPM Standard Bypass Stainless Steel Rotary Vane Pump PA0351HHCDN0000
178.00
PA 1001 / PA1001 Fluid-o-Tech 320 GPH 5.33 GPM Standard Bypass High Volume Brass Rotary Vane Pump
157.65
BW30-2540 FilmTec™ DOW / DuPont 225 PSI 1000 GPD 2.5 x 40 membranes
126.00