Comp Cams ROCKER ARMS, CB 1.7 7/16 ULTRA PRO MAG
SKU: 27172250248

Comp Cams ROCKER ARMS, CB 1.7 7/16 ULTRA PRO MAG

Sale price$121.51 Regular price$135.01
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 6 - Jul 11

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Description

Comp Cams ROCKER ARMS, CB 1.7 7/16 ULTRA PRO MAGUltra Pro MagnumT Roller Rocker Arms not only live up to the lofty standards of the original Pro MagnumsT, but they also take stud mount rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases

Ultra Pro MagnumT Roller Rocker Arms not only live up to the lofty standards of the original Pro MagnumsT, but they also take stud mount rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring oversized trunions, precision-sorted needle bearings and hardened roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.

  • Chevy V8 396-454 cid - 7/16" Stud - 1.7 Ratio
  • Investment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability.
  • Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.
  • Feature oversized trunions, precision-sorted needle bearings and hardened roller tips.
  • Lifetime Warranty - So strong that we guarantee the rocker bodies against breakage for life. For use with up to 850 lbs of open spring pressure.


Vehicle Fitments:

Year Make Model Submodel
1963 - 1975 Chevrolet Bel Air Base
1963 - 1972 Chevrolet Biscayne Base
1973 Chevrolet Blazer Base
1972 Chevrolet Brookwood Base
1978 - 1980 Chevrolet C10 Big Ten
1975 - 1980 Chevrolet C10 Cheyenne, Silverado, Custom, Custom Deluxe, Scottsdale
1968 - 1974 Chevrolet C10 Pickup Base
1968 - 1974 Chevrolet C10 Suburban Base
1975 - 1980 Chevrolet C10 Suburban Custom Deluxe, Silverado, Scottsdale
1986 Chevrolet C20 Base
1975 - 1986 Chevrolet C20 Cheyenne, Scottsdale, Silverado
1981 - 1986 Chevrolet C20 Custom
1975 - 1980 Chevrolet C20 Custom Deluxe
1981 Chevrolet C20 Deluxe
1968 - 1974 Chevrolet C20 Pickup Base
1968 - 1974 Chevrolet C20 Suburban Base
1981 - 1986 Chevrolet C20 Suburban Custom
1975 - 1980 Chevrolet C20 Suburban Custom Deluxe
1981 Chevrolet C20 Suburban Deluxe
1975 - 1986 Chevrolet C20 Suburban Silverado, Scottsdale
1975 - 1982 Chevrolet C30 Base
1975 - 1981 Chevrolet C30 Cheyenne
1981 - 1986 Chevrolet C30 Custom
1975 - 1980 Chevrolet C30 Custom Deluxe
1981 Chevrolet C30 Deluxe
1975 - 1986 Chevrolet C30 Scottsdale, Silverado
1968 - 1974 Chevrolet C30 Pickup Base
1967 - 1972 Chevrolet Camaro Base, Z28, SS, RS
1966 - 1974 Chevrolet Caprice Base
1973 - 1976 Chevrolet Caprice Classic
1976 Chevrolet Caprice Classic Estate, Classic Landau
1975 - 1976 Chevrolet Caprice Classic Sport
1973 - 1974 Chevrolet Caprice Estate
1975 Chevrolet Caprice Estate Wagon
1967 - 1968 Chevrolet Chevelle 300
1967 - 1969 Chevrolet Chevelle 300 Deluxe
1967 - 1972 Chevrolet Chevelle Concours
1965 - 1973 Chevrolet Chevelle Deluxe
1969 - 1972 Chevrolet Chevelle Greenbrier, Concours Estate
1968 - 1972 Chevrolet Chevelle Nomad, Malibu
1965 - 1972 Chevrolet Chevelle SS, Base
1968 Chevrolet Chevy II Nova
1966 - 1974 Chevrolet Corvette Base
1966 - 1975 Chevrolet El Camino Base
1975 Chevrolet El Camino Classic
1968 - 1974 Chevrolet El Camino Custom
1968 - 1975 Chevrolet El Camino SS
1973 - 1974 Chevrolet G10 Van Sportvan, Base
1976 Chevrolet G20 Chevy Van, Sportvan, Beauville
1973 - 1974 Chevrolet G20 Van Base, Sportvan
1975 - 1976 Chevrolet G30 Beauville, Hi-Cube, Sportvan, Chevy Van
1973 - 1974 Chevrolet G30 Van Sportvan, Base
1963 - 1976 Chevrolet Impala Base
1975 - 1976 Chevrolet Impala Custom, Sport
1976 Chevrolet Impala S, Custom Landau
1965 - 1967 Chevrolet Impala SS
1976 - 1980 Chevrolet K10 Custom Deluxe, Scottsdale, Silverado, Cheyenne
1968 - 1974 Chevrolet K10 Pickup Base
1968 - 1972 Chevrolet K10 Suburban Base
1976 - 1980 Chevrolet K20 Custom Deluxe, Scottsdale, Cheyenne, Silverado
1968 - 1974 Chevrolet K20 Pickup Base
1973 Chevrolet K20 Suburban Base
1985 Chevrolet K20 Suburban Scottsdale, Silverado, Custom
1977 - 1981 Chevrolet K30 Cheyenne
1981 - 1986 Chevrolet K30 Custom
1977 - 1980 Chevrolet K30 Custom Deluxe
1981 Chevrolet K30 Deluxe
1977 - 1986 Chevrolet K30 Silverado, Scottsdale
1968 - 1974 Chevrolet K30 Pickup Base
1976 Chevrolet K5 Blazer Base
1976 - 1978 Chevrolet K5 Blazer Cheyenne
1977 - 1978 Chevrolet K5 Blazer Custom Deluxe
1978 Chevrolet K5 Blazer Silverado
1970 - 1972 Chevrolet Kingswood Estate, Base
1973 - 1975 Chevrolet Laguna Base
1973 Chevrolet Laguna Estate
1975 Chevrolet Laguna S3
1974 Chevrolet Laguna Type S-3
1966 - 1975 Chevrolet Malibu Base
1974 - 1975 Chevrolet Malibu Classic
1975 Chevrolet Malibu Classic Estate
1973 - 1974 Chevrolet Malibu Estate
1970 - 1974 Chevrolet Monte Carlo Base
1973 - 1974 Chevrolet Monte Carlo Landau
1973 - 1975 Chevrolet Monte Carlo S
1969 - 1970 Chevrolet Nova Base
1988 Chevrolet R30 Cheyenne
1987 - 1988 Chevrolet R30 Scottsdale, Custom Deluxe, Silverado
1989 Chevrolet R3500 Cheyenne, Scottsdale, Silverado
1970 - 1972 Chevrolet Townsman Base
1988 Chevrolet V30 Cheyenne
1987 - 1988 Chevrolet V30 Custom Deluxe, Silverado, Scottsdale
1989 Chevrolet V3500 Scottsdale, Cheyenne, Silverado
1977 - 1978 GMC C15 Heavy Half
1977 GMC C15 Indy Hauler
1975 - 1978 GMC C15 Sierra Grande, Base, Sierra Classic, High Sierra
1978 GMC C15 Street Coupe
1975 - 1978 GMC C15 Suburban Sierra Classic, Base, Sierra Grande, High Sierra
1968 - 1974 GMC C15/C1500 Pickup Base
1968 - 1974 GMC C15/C1500 Suburban Base
1979 - 1980 GMC C1500 Sierra Classic, Sierra Grande, Base, Heavy Half, High Sierra, Street Coupe
1979 - 1980 GMC C1500 Suburban Sierra Classic, High Sierra, Base, Sierra Grande
1975 - 1978 GMC C25 Sierra Grande, High Sierra, Base, Sierra Classic
1975 - 1978 GMC C25 Suburban High Sierra, Base, Sierra Grande, Sierra Classic
1968 - 1974 GMC C25/C2500 Pickup Base
1968 - 1974 GMC C25/C2500 Suburban Base
1979 - 1986 GMC C2500 High Sierra, Base, Sierra Classic
1979 - 1982 GMC C2500 Sierra Grande
1979 - 1986 GMC C2500 Suburban Sierra Classic, High Sierra, Base
1979 - 1982 GMC C2500 Suburban Sierra Grande
1975 - 1978 GMC C35 Base, Sierra Grande, Sierra Classic, High Sierra
1968 - 1974 GMC C35/C3500 Pickup Base
1979 - 1986 GMC C3500 High Sierra, Base, Sierra Classic
1979 - 1982 GMC C3500 Sierra Grande
1975 - 1976 GMC G25 Vandura, Rally, Rally STX
1976 GMC G35 Magnavan, Rally Camper Special, Vandura, Vandura Special, Rally, Rally STX
1973 - 1976 GMC Jimmy Base
1976 GMC Jimmy Sierra Classic, Sierra Grande, High Sierra
1976 GMC K15 Sierra Grande, Sierra Classic, Base, High Sierra
1968 - 1969 GMC K15/K1500 Pickup Base
1968 - 1974 GMC K15/K1500 Suburban Base
1979 - 1980 GMC K1500 Sierra Grande, High Sierra, Sierra Classic, Base
1976 - 1978 GMC K25 Base, Sierra Grande, High Sierra, Sierra Classic
1976 - 1977 GMC K25 Suburban High Sierra, Sierra Grande, Base, Sierra Classic
1968 - 1974 GMC K25/K2500 Pickup Base
1968 - 1974 GMC K25/K2500 Suburban Base
1968 - 1974 GMC K35/K3500 Pickup Base
1979 - 1986 GMC K3500 Sierra Classic, High Sierra, Base
1979 - 1982 GMC K3500 Sierra Grande
1987 - 1989 GMC R3500 Sierra Classic, Base, High Sierra
1971 - 1975 GMC Sprint Base
1975 GMC Sprint Classic, High Sierra, SP
1972 - 1974 GMC Sprint Custom
1987 - 1989 GMC V3500 High Sierra, Sierra Classic, Base
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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
SKU: 27172250248

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K
Katrina Rhodes
Battle Creek, US
★★★★★ 5
Nice divider, serves it's purpose well!
Size: 3 Panel 12FT W
This room divider worked out very well for what I needed. I wanted a simple way to create a little more privacy and separation in a larger room without doing anything permanent, and this divider was an easy solution. The panels provide good coverage, and the black color gives it a clean, modern appearance that blends in nicely with different décor styles. Assembly was fairly straightforward, and once set up, the wider feet helped keep the divider stable on the floor. I was especially happy with how flexible the panels are to arrange. You can keep it mostly straight, angle it around furniture, or create a more enclosed private space depending on the layout you need. The material allows light to filter through slightly while still offering a noticeable sense of privacy. I’ve used it for separating a workspace area, but it would also work well in bedrooms, apartments, dorms, studios, or shared living spaces. Another plus is that it can be folded and moved without too much effort when you want to change the setup. Overall, this divider delivers a good balance of functionality, portability, and appearance. It’s a practical option for anyone needing temporary room separation without installing permanent walls or curtains.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026
J
Jamie K.
Massapequa, US
★★★★★ 5
Perfect for Adding Privacy to a Piano Studio
Size: 2 Panel 8FT W, Size: 2 Panel 8FT W
I Ordered the 2 Panel version which is way too big for my needs... that's on me. So keep in mind that the picture shows a fabric made for two panels only being used on one and hence it is not pulled tight; it would pull tight and not be so wrinkly if it was set up properly as two panels. The metal pools that make up the panels seem to be well made, stable, and of good quality. They were very easy to put together and they stand up tall with plenty of height. The appearance of it with the fabric on it isn't as elegant as it could be, but it still looks good enough. The material is plenty solid, not allowing light through it, and thereby making a solid barrier. I am using it to block the view out the studio door when a student is sitting at the piano to avoid distractions from the hallway. It will allow a student to enter the studio with our distracting the student who is at the piano.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
J
Just Me
Charlottesville, US
★★★★★ 5
Room Divider That Gives Instant “This Is a Separate Space Now” Energy
Size: 3 Panel 12FT W
The Siebwin 3 Panel Folding Privacy Screen is surprisingly effective at changing the feel of a room without requiring construction, commitment, or somebody yelling about load bearing walls. The 12 foot width gives a substantial amount of coverage, making it useful for creating privacy, dividing open areas, blocking visual clutter, or setting up temporary sections within larger rooms. This saved us a ton of time and money in our new studio and enabled us to create a kitchen and office in one room. The wider feet make a huge difference because flimsy room dividers that collapse every time someone exhales too aggressively are deeply annoying. This one feels more stable and grounded once positioned. The folding design makes it easy to move around or adjust depending on the space, and it folds down relatively compactly when not in use. It is basically the introvert curtain wall of dreams. The material has a clean, neutral look that blends well into different room styles without screaming “temporary office cubicle panic.” It works well for apartments, studios, shared spaces, dressing areas, or simply hiding the mountain of chaos you swear you are going to organize tomorrow. Practical, portable, and refreshingly easy to use without turning setup into a three hour emotional event.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
S
Skeetre
Belleville, US
★★★★★ 4
It's 2 panels holding 1 big privacy screen. Can't use as 2 separate 4' panels, but works great.
Size: 2 Panel 8FT W
This 2 panel privacy screen works well. Assembly was very straight forward, with easily labeled tubes. My son and I had it together in about 10 minutes, which was probably 3 minutes of me telling him to quit playing around and hand me the parts. It feels very sturdy, not likely to fall over or anything. The material fits well, with the Velcro being very strong. Measurements are all very accurate, with all pieces attaching properly. We have a similar privacy screen at work that we have to try and stretch out because the top and bottom Velcro doesn't fit quite right... this model does not have any issues though. The material is thin and light weight, but solid black so that you can't see anything through or behind it. I definitely think it's a great deal for the money. What I think would have given it 5 stars though, is if you had 2 totally separate 4' panels instead of 2 panels with one big screen. It really wouldn't cost any extra to make it so that the screen was in 2 pieces and you could use it as 2 separate panels instead of having to use it as one big panel. It says 2 panel folding privacy screens, but it's really one big one that folds in the middle.
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Reviewed in the United States on May 25, 2026
O
Verified Purchase
Oulu family
Lake Worth, US
★★★★★ 5
Good value for the money.
Color: Black, Size: 6 Panel
This partition package is a great value. I looked at many options and this one had long length to cover an entire room with the six partitions. The pieces went together easily, took about 30 minutes to assemble and has the needed Allen wrench included. It is stable with no fear of being easily knocked down. The black fabric does not completely hide everything and if there is a light on the inside, it can illuminate what is going on. It does the job but if you wanted complete privacy you would need thicker material. Overall it does what I need in that it make a TV room into a kind of guest room of sorts.
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Reviewed in the United States on May 20, 2026

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