HOT CAMS Camshaft - Exhaust - Stage 1 - Yamaha [42791E]

MSRP: $161.95

$126.24

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Manufacturer Part Number:

42791E

Parts Unlimited Part Number:

09250883

Parts API Product ID:

0152928878

Parts Status:

DISCONTINUED

Product Type:

Cams & Parts

Parts Fitment Count:

Parts Missing >130 Batch:

PARTS_MISSING_OVER130_POSITIVE_STOCK_FREEDOM_20260826

Parts Missing >130 Plan SHA256:

0C658F52D7FCC29CFA5B39C6BDB67D100D17FAF5D8BD9CD14EB7FA79BF48A7B9

Parts Sealed Image SHA256:

87B5F975C4F9799C8B79A121422599B29C49220FD07B6DC3644529E8CE8B0AF3

HOT CAMS Camshaft - Exhaust - Stage 1 - Yamaha [42791E]

Manufacturer Part Number: 42791E

Parts Unlimited Part Number: 09250883

Product Type: Cams & Parts

Camshaft - Exhaust - Stage 1 - Yamaha

Type: Stage 1
Units: Each
Exhaust Duration: 249.400°
Riding Style: Off-Road
Application: Exhaust
Exhaust Lobe Centerline: 101.700°
Product Name: Camshaft
Exhaust Lift: 9.140 mm
Stage 1 is designed for low end torque
Adds a 5%-10% power gain
Designed and dyno proven in the USA
Manufactured by utilizing state of the art valvetrain software
CNC machined from 8620 billet, case-hardened steel for an exact fit and lobe profile
Engineered to be drop-in cams, that use stock valve springs (unless otherwise noted).
Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end.
For dual cam engine.