Camshaft Stage 2 Yamaha YFM 660 R Raptor 2001-2005 (AMERICA) / Yamaha YFM 660 R LE Raptor Limited Edition 2003-2004 (AMERICA) / Yamaha YFM 660 R SE Raptor Special Edition 2005 (AMERICA)

HOT CAMSPart no. 4005-2

Our price £303.42

RRP £319.38Save £15.96 (5%)

Price includes applicable VAT. Delivery calculated separately.

Product details

Camshaft Stage 2 Computer Numerical Control (CNC) from 8620 billet steel and case harden Designed and dyno proven in the USA Engineered by using valvetrain software Adds a 5%-10% power gain Select cams feature Hot Cams Improved Throttle Design (I.T.R.) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end Designed for mid to top end gains. Engineered to be drop in cams that use stock valve springs (unless otherwise noted). Improved mid range and top end power. Uses stock auto-decompression mechanism. For dual cam engine. Requires Hot Cams spring kit. Intake Valve Lash: 0.200 mm. Exhaust Valve Lash: 0.250 mm.

Supplier reference: YFM660S2A
Manufacturer reference: 4005-2

Dimensions & specification
Exhaust Duration Imperial
259°
Intake Lift
9,75 mm
Intake Duration
246°
Exhaust Lift Metric
10.28 mm
Intake Lift Metric
9.75 mm
Intake Lobe Centerline Imperial
106°
Application
Exhaust| Intake
Type
Stage 2
Units
Each
Riding Style
ATV
Exhaust Lift
10,28 mm
Intake Lobe Centerline
106°
Exhaust Duration
259°
Exhaust Lobe Centerline Imperial
104°
Product Name
Camshaft
Intake Duration Imperial
246°
Exhaust Lobe Centerline
104°
Delivery & returns

UK standard delivery: 6–10 working days. In-stock parts dispatch within 2–3 working days.

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Vehicle fitment

All 8 supplier-listed applications. Match your complete model, year, position and any notes.

Complete supplier-listed applications for 4005-2
MakeModel & variantYearVehicle typeVehicle IDVariantMarket
YAMAHAYFM 660 R20015LP29873RaptorAMERICA
YAMAHAYFM 660 R20025LP29875RaptorAMERICA
YAMAHAYFM 660 R20035LP29877RaptorAMERICA
YAMAHAYFM 660 R20045LP29879RaptorAMERICA
YAMAHAYFM 660 R20055LP29883RaptorAMERICA
YAMAHAYFM 660 R LE20035LP45435Raptor Limited EditionAMERICA
YAMAHAYFM 660 R LE20045LP29881Raptor Limited EditionAMERICA
YAMAHAYFM 660 R SE20055LP45429Raptor Special EditionAMERICA
Camshaft Stage 2 Yamaha YFM 660 R Raptor 2001-2005 (AMERICA) / Yamaha YFM 660 R LE Raptor Limited Edition 2003-2004 (AMERICA) / Yamaha YFM 660 R SE Raptor Special Edition 2005 (AMERICA)