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Comp Cams Part Number 189-402-13 is an XFI RPM Hi-Lift 218/232 hydraulic roller camshaft engineered for GM Gen IV LS VVT engines (2008–2015) using the 12606358 single-bolt cam gear and without AFM. Designed for street/strip performance builds, this cam delivers strong midrange and high-RPM power while maintaining excellent overall drivability. Ideal for enthusiasts seeking aggressive performance gains in VVT-equipped LS engines.
XFI RPM Hi-Lift series for high-output LS builds
Designed for GM Gen IV VVT engines using single-bolt cam cores
Strong midrange and upper-RPM performance
Works well with performance intakes, exhaust, and tuning
1,900–7,000 RPM operating range
Not compatible with AFM systems
| Specification | Value |
|---|---|
| Camshaft Type | Hydraulic Roller |
| Series | XFI RPM Hi-Lift |
| Engine Family | GM LS Gen IV Single-Bolt VVT (Non-AFM) |
| RPM Range | 1,900–7,000 |
| Advertised Duration (Int/Exh) | 271 / 285 |
| Duration @ .050" (Int/Exh) | 218 / 232 |
| Valve Lift (Int/Exh) | 0.563 / 0.575 |
| Lobe Lift (Int/Exh) | 0.331 / 0.338 |
| Lobe Separation Angle | 114° |
| Intake Centerline | 109° |
| Intake Open (BTDC) | 26° |
| Intake Close (ABDC) | 65° |
| Exhaust Open (BBDC) | 81° |
| Exhaust Close (ATDC) | 24° |
| Valve Timing @ .006" | Not specified |
| Cam Gear Attachment | 1-Bolt |
| Usage | Street/Strip |
| Lifter Type | Hydraulic Roller |
| Warranty | 12 Months |
| UPC | 036584238126 |
| Emissions Code | Not specified |
| Make | GM |
| California Proposition 65 | Cancer & Reproductive Harm (P65Warnings.ca.gov) |
Make: GM
Engine Family: LS Gen IV w/ VVT and single-bolt cam core (12606358)
Years: 2008–2015
Notes:
Not compatible with AFM
Tuning required for optimal performance
