Hot Cams Exhaust Camshaft – Stage 1 – Kawasaki KX250F (2004–2010) / Suzuki RM-Z250 (2004–2006)

Description

Unlock stronger bottom-end torque and smooth mid-range pull with the Hot Cams Stage 1 Exhaust Camshaft (2040-1E) for Kawasaki KX250F and Suzuki RM-Z250 engines. Designed for dual-cam 250Fs, this drop-in camshaft uses the stock auto-decompression mechanism and factory valve springs while improving throttle response and overall rideability. Perfect for trail riders, racers, and tuners looking for an immediate power increase without internal engine mods.

What’s Included

✅ (1) Stage 1 Exhaust Camshaft
✅ Compatible with stock auto-decompression mechanism
✅ Drop-in install—no machining required
✅ Works with OEM valve springs

Fitment

📦 Fits:

• 2004 – 2010 Kawasaki KX250F

• 2004 – 2006 Suzuki RM-Z250

Key Features

• Adds 5–10% more torque and horsepower across the powerband

• Stage 1 profile enhances low-end torque and midrange punch

• Designed and dyno-proven in the USA

• CNC-machined from 8620 billet steel, case-hardened for durability

• Uses Hot Cams Improved Throttle Response (ITR) technology

• Direct bolt-in with stock springs and auto-decomp mechanism

Exhaust Valve Lash: 0.200 mm
Exhaust Lift: 7.98 mm
Exhaust Duration: 244°
Lobe Centerline: 97.5°

Warranty Info

Backed by Hot Cams USA with limited manufacturer warranty.
Technical support and install guidance available through Hot Cams.

Price & SKU

💲 Retail Price: $272.95
SKU: 0925-0051 / 2040-1E
Estimated Shipping Weight: 1.11 lb
Handling: Ships next business day