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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
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For Your Every Summer RSVP, with Code: SUMMER15
Description
COMP Cams Magnum Roller Rocker CS 1.6 1173 Applications is the ultimate street Rocker. With a 10mm Stud diameter and 1. 6 ratio, it is designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superior material that will not flex and assures maximum lift. Their Roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other
173 Applications is the ultimate street Rocker. With a 10mm Stud diameter and 1.6 ratio, it is designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superior material that will not flex and assures maximum lift. Their Roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other Rocker arms, Magnum Roller Rockers are perfect for performance Applications with less than 350 lbs. open spring pressure. Don't accept inferior products or cheap knock-offs, look for the COMP Cams logo stamped into the underside of every Magnum Rocker.This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1987-1989 | Chevrolet | Beretta | Base |
| 1989 | Chevrolet | Beretta | GT |
| 1988,1993-1994 | Chevrolet | Camaro | Base |
| 1982-1986 | Chevrolet | Camaro | Berlinetta |
| 1987 | Chevrolet | Camaro | LT |
| 1989 | Chevrolet | Camaro | RS |
| 1982-1987 | Chevrolet | Camaro | Sport |
| 1985,1987-1989 | Chevrolet | Cavalier | Base |
| 1985 | Chevrolet | Cavalier | CL |
| 1985,1987 | Chevrolet | Cavalier | CS |
| 1986-1989 | Chevrolet | Cavalier | RS |
| 1985 | Chevrolet | Cavalier | Type-10 |
| 1989 | Chevrolet | Cavalier | VL |
| 1986-1989 | Chevrolet | Cavalier | Z24 |
| 1982-1989 | Chevrolet | Celebrity | Base |
| 1982-1983,1989 | Chevrolet | Celebrity | CL |
| 1985 | Chevrolet | Celebrity | Classic |
| 1982 | Chevrolet | Celebrity | CS |
| 1985-1987 | Chevrolet | Celebrity | Estate |
| 1984-1989 | Chevrolet | Celebrity | Eurosport |
| 1980-1983 | Chevrolet | Citation | Base |
| 1980 | Chevrolet | Citation | Club |
| 1980 | Chevrolet | Citation | Custom |
| 1980-1983 | Chevrolet | Citation | X-11 |
| 1984-1985 | Chevrolet | Citation II | Base |
| 1984-1985 | Chevrolet | Citation II | X-11 |
| 1987-1989 | Chevrolet | Corsica | Base |
| 1987-1988 | Chevrolet | Corsica | LT |
| 1989 | Chevrolet | Corsica | LTZ |
| 1992-1994 | Chevrolet | Lumina | Euro |
| 1991-1994 | Chevrolet | Lumina | Z34 |
| 1991 | Chevrolet | S10 | Baja |
| 1982-1993 | Chevrolet | S10 | Base |
| 1982-1990 | Chevrolet | S10 | Durango |
| 1992-1993 | Chevrolet | S10 | EL |
| 1982-1989 | Chevrolet | S10 | Sport |
| 1982-1992 | Chevrolet | S10 | Tahoe |
| 1983-1989 | Chevrolet | S10 Blazer | Base |
| 1987-1989 | Chevrolet | S10 Blazer | High Country |
| 1983-1989 | Chevrolet | S10 Blazer | Sport |
| 1983-1988 | Chevrolet | S10 Blazer | Tahoe |
| 1991,1993-1994 | Oldsmobile | Cutlass Supreme | Base |
| 1991-1993 | Oldsmobile | Cutlass Supreme | International |
| 1992-1994 | Oldsmobile | Cutlass Supreme | S |
| 1991 | Oldsmobile | Cutlass Supreme | SL |
| 1993-1994 | Pontiac | Firebird | Base |
| 1991-1993 | Pontiac | Grand Prix | GT |
| 1992-1993 | Pontiac | Grand Prix | GTP |
| 1992-1993 | Pontiac | Grand Prix | LE |
| 1991-1994 | Pontiac | Grand Prix | SE |
| 1991-1993 | Pontiac | Grand Prix | STE |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.7 ★★★★★
Based on 18 reviews
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Product Reviews
★★★★★ 5
Great bang for your buck!
Swapped out my old impeller and this helped fix my overheating issue. Super high quality, fit like a glove. If you know what you’re doing it’ll take you an hour tops. Super solid for the price! Fit into my 1990 alpha one gen 1 outdrive on my 4.3 Mercruiser.
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Reviewed in the United States on June 22, 2025
★★★★★ 4
Decent Kit
It's a pretty decent kit. Comes with all the lower unit options whether yours needs that particular part or not.
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Reviewed in the United States on June 22, 2025
★★★★★ 5
Alpha one gen I
Good fit
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Reviewed in the United States on March 1, 2026
★★★★★ 5
Quality for the price
All necessary parts good quality
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Reviewed in the United States on March 16, 2026
★★★★★ 5
quality
prefect fit, best pricing over local outlets wanting twice as much
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Reviewed in the United States on February 19, 2026