# COMP Cams Rockers CS 1.55 7/16in Ultra Pro

The Ultra Pro Magnumâ„¢ XD Rocker Arms are engineered from durable 8650 Steel that outlasts and outperforms other inferior knock-off and import Rockers. A unique machined billet Pushrod seat insert offers exceptional durability. These new Stud mount Rockers are fully rebuildable and use precision-sorted needle bearings and hardened Roller tips to better distribute the load and reduce wear for a longer service life. In addition, they work with most diameter springs and retainers. The XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI optimization for endurance, drag and circle track Applications.

This Part Fits:

Year

Make

Model

Submodel

1986-1990

Chevrolet

Caprice

Base

1985-1990,1993

Chevrolet

Caprice

Classic

1986-1988

Chevrolet

Caprice

Classic Brougham

1987-1988

Chevrolet

Caprice

Classic LS Brougham

1985

Chevrolet

Impala

Base

1978-1979

Chevrolet

Malibu

Base

1978-1979

Chevrolet

Malibu

Classic

1978-1979

Chevrolet

Malibu

Classic Landau

1979

Chevrolet

Malibu

Classic Sport

1979

Chevrolet

Malibu

Landau

1979

Chevrolet

Malibu

Police

1979

Chevrolet

Malibu

Sport

1979,1985-1988

Chevrolet

Monte Carlo

Base

1978-1979

Chevrolet

Monte Carlo

Landau

1986-1988

Chevrolet

Monte Carlo

LS

1978

Chevrolet

Monte Carlo

Sport

1986

Pontiac

Bonneville

Base

1986

Pontiac

Bonneville

Brougham

1986

Pontiac

Bonneville

LE

1986-1987

Pontiac

Grand Prix

Base

1986-1987

Pontiac

Grand Prix

Brougham

1986-1987

Pontiac

Grand Prix

LE

1985-1986

Pontiac

Parisienne

Base

1985-1986

Pontiac

Parisienne

Brougham

## Details

- **Price:** 694.73 CAD
- **Vendor:** COMP Cams
- **Type:** Rocker Arms

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 694.73 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Photo - Primary
- Logo Image
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/comp-cams-rockers-cs-1-55-7-16in-ultra-pro-2)
> Updated: 2026-06-27