Description
Rocker arm ratio directly influences valve lift and duration—and this 1.7:1 set delivers the aggression your LS engine demands while maintaining stock-compatible geometry. The full roller design minimizes friction losses across the RPM band, translating to more power at the crank and improved throttle response. If you’re running a built LS platform or chasing peak efficiency on a stock rebuild, these adjustable arms give you the tuning latitude to dial in valve train geometry without custom fabrication.
- 1.7:1 rocker ratio
- Full roller design
- Shaft-mount configuration
- Adjustable lift
- Aluminum construction
- Orange anodized finish
- Set of 16 arms
- LS1 / LS2 / LS6 compatible
- Bolt-on installation
- GM LS-Series engine






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