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Big Block Clones LLC

Big Block GX390 and Clone NR Racing Performance Cam 306-04-11 - GX390 - Predator 420 - 440 - 460 - 500

Big Block GX390 and Clone NR Racing Performance Cam 306-04-11 - GX390 - Predator 420 - 440 - 460 - 500

Regular price $138.95 USD
Regular price Sale price $138.95 USD
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NR Racing cam for big block GX270, GX390, and all 420, 440, 460, and 500 clones.

306 Series - Race Cam with Awesome Mid-Range Power

Serious race cam with awesome mid-range power for serious motors. Lobe designed especially for Honda GX270-390 motors. With approximately .306" lift and 240 duration @ 0.050", this cam goes well with large carbs and ports. This is the best cam for 240-301cc (especially GX270) engines.

Best HP Cam for GX270s - Also great for GX390s that need excellent torque
  • 0411 Torque Grind - 6500rpm. 9-to-1 compression or more. Requires HD or dual springs (dual recommended). Small track cam for serious torque. Works on both GX270s and GX390s.

*Note: Block or crankshaft may require clearance to clear camshaft lobes.

Fits Honda GX240-GX390s, 420 Predators, 460cc OHVs, and most other 9-15hp Honda style OHV motors. Will not fit 414 LCT motors or some 301 Predators with large journals.
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