Pay in installments of $14.99 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
COMP Cams Rocker CB 1.73 7/16in Ultra Pro 1823-1COMP Cams Rocker Arms 1823 1 The next design evolution of the Hi Tech Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnum XD Rocker Arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application. These XD rockers are fully rebuildable and boast
COMP Cams Rocker Arms 1823-1 The next design evolution of the Hi-Tech Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnum XD Rocker Arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application. These XD rockers are fully rebuildable and boast precision-sorted needle bearings and hardened roller tips. And they work with most diameter springs and retainers. The new XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI optimization for drag and circle track applications. Rocker, CB 1.73 7/16" Ultra Pro Mag XD COMP Cams Ultra Pro Magnum XD Roller Rocker Arm, 1.73 Ratio, 7/16" Stud Diameter for Big Block Chevrolet, Single Piece COMP Cams Rocker CB 1.73 7/16in Ultra ProVehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1963 - 1975 | Chevrolet | Bel Air | Base |
| 1963 - 1972 | Chevrolet | Biscayne | Base |
| 1972 | Chevrolet | Brookwood | Base |
| 1967 - 1972 | Chevrolet | Camaro | SS, Z28, RS, Base |
| 1966 - 1974 | Chevrolet | Caprice | Base |
| 1973 - 1976 | Chevrolet | Caprice | Classic |
| 1976 | Chevrolet | Caprice | Classic Landau, Classic Estate |
| 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 |
| 1969 - 1972 | Chevrolet | Chevelle | Concours Estate, Greenbrier |
| 1965 - 1973 | Chevrolet | Chevelle | Deluxe |
| 1968 - 1972 | Chevrolet | Chevelle | Nomad, Malibu |
| 1965 - 1972 | Chevrolet | Chevelle | SS, Base |
| 1968 | Chevrolet | Chevy II | Nova |
| 1965 - 1974 | Chevrolet | Corvette | Base |
| 1963 - 1976 | Chevrolet | Impala | Base |
| 1976 | Chevrolet | Impala | S, Custom Landau |
| 1975 - 1976 | Chevrolet | Impala | Sport, Custom |
| 1965 - 1967 | Chevrolet | Impala | SS |
| 1970 - 1972 | Chevrolet | Kingswood | Base, Estate |
| 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 |
| 1970 - 1972 | Chevrolet | Townsman | Base |
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
4.5 ★★★★★
Based on 19 reviews
Sort
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.
WAS THIS REVIEW HELPFUL?YesReportShare
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.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 22, 2025
★★★★★ 5
Alpha one gen I
Good fit
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026
★★★★★ 5
Quality for the price
All necessary parts good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
★★★★★ 5
quality
prefect fit, best pricing over local outlets wanting twice as much
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 19, 2026