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#57523512
Small Block Chevy Stainless Steel Roller Rocker Arms, 1.6:1, 7/16 Stud
$324.87
set
On Backorder
$329.92
Save $5.05
This part is Backordered. We estimate this item will ship on or before June 30th.
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Product Summary
Chevy Small Block V8, Roller Rocker Arm Style
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Key Specs
| MFG. Part # | 57523512 |
| Rocker Arm Style | Roller |
| Rocker Arm Ratio | 1.6 |
| Stud Size | 0.4375" |
| Material Type | Stainless Steel |
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Speedway Motors 57523512 Details
These S/B Chevy stainless steel roller rockers are built of 15-5PH material which gives you superior strength over other stainless rockers. They have more needle bearings which increases strength while reducing friction. Built to clear 1.55" valve springs.
- Designed for higher open valve spring pressures
- Strong 15-5PH stainless steel
- Specially cast and machined for larger valve springs and retainers
- Light weight with integral pushrod seat
- Oversize trunions and full roller precision needle and cage bearings
- More needle bearings for increased performance and rocker life
- CNC machined pushrod cups and heat-treated Cr40 roller tips
- Internal oiling system for long lasting performance
- H.D. Polylocks included
Application
- 265 V8 1955-1957
- 267 V8 1979-1982
- 283 V8 1957-1967
- 302 V8 1967-1968
- 305 V8 1976-1986
- 307 V8 1968-1973
- 327 V8 1962-1969
- 350 V8 1967-1986
- 400 V8 1970-1980
Speedway Motors 57523512 Specifications
Speedway Motors 57523512 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 57523512 |
| Brand | Speedway Motors |
| Rocker Arm Style | Roller |
| Rocker Arm Ratio | 1.6 |
| Stud Size | 0.4375" |
| Material Type | Stainless Steel |
| GENERAL | |
| Speedway Motors Catalog Part # | 575-23512 |
| Stud Diameter | 0.4375" |
| Rocker Arm Nut Style | Polylock |
| Sold in Quantity | Set |
| Self-Aligning | No |