Home > Parts > Racing Parts - Honda GX & Chinese OHV > Camshafts & Lifters > Big Block Racing (GX240 to GX390, 420 Predator, 11/13hp Chinese OHV)
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Camshaft, 250 "Twister" Performance Cam: GX270 to GX390 & 420 Predator Camshaft, 250 "Twister" Performance Cam: GX270 to GX390 & 420 Predator

High-Performance Grind for Significant Power Increase over Stock Cam at an Economical Price. Stock Lift with Increased Duration and Optimized Valve Timing.

Our Price: $69.99
Memorial Day Sale $62.99
Savings: $7.00
Camshaft, 306 Series: Honda GX240, GX270, & GX390, 420 Predator, & 460 OHV Camshaft, 306 Series: Honda GX240, GX270, & GX390, 420 Predator, & 460 OHV

306 Series- Race Cam with Awesome Mid-Range Power for Serious Motors. Lobe Designed for Honda GX270-GX390 Motors. Approximately .306 Lift and 240 Duration (at .050).

Our Price: $139.00
Memorial Day Sale $125.10
Savings: $13.90
Camshaft, 280 Series: GX240, GX270, & GX390 Camshaft, 280 Series: GX240, GX270, & GX390

280 Series- The Torque Cam: Massive Amounts of Low-End Power for Marine, Mini Bikes, and Small Tracks. Approximately .280 Lift and 220 Duration (At .050). A Nice Cam That Works Well on Both Stock and Modified Motors.

Our Price: $139.00
Memorial Day Sale $125.10
Savings: $13.90
Camshaft, 307 Series: Honda GX240, GX270, & GX390, 420 Predator, 460 OHV Camshaft, 307 Series: Honda GX240, GX270, & GX390, 420 Predator, 460 OHV

307 Series- All-Out Race Cam for Big Blocks (GX390s and 11/15hp Honda Style OHVs). For Serious Motors and Big Tracks. Approximately .307 Lift and 260 Duration.

Our Price: $139.00
Memorial Day Sale $125.10
Savings: $13.90
Camshaft, Dyno Cams 356: GX270, GX390 and 13/15hp Chinese OHV Camshaft, Dyno Cams 356: GX270, GX390 and 13/15hp Chinese OHV

Approximately .356 Lift, Small Base Circle, Welded and Ground

Our Price: $145.00
Memorial Day Sale $130.50
Savings: $14.50
Camshaft, Dyno Cams Mod 1: GX270, GX390, & 13/15hp Chinese OHV Camshaft, Dyno Cams Mod 1: GX270, GX390, & 13/15hp Chinese OHV

Makes Slightly More Top-End Power than the 308 Grind. Requires an Upgraded Spring Package, Billet Rod, and Billet Flywheel.

Our Price: $145.00
Memorial Day Sale $130.50
Savings: $14.50
Camshaft, Dyno Cams P-Open, GX390 & 13/15hp Chinese OHV Camshaft, Dyno Cams P-Open, GX390 & 13/15hp Chinese OHV

Intended for a Full Tilt Modified or Open Class. Offers Larger Duration with a Lower Lift.

Our Price: $145.00
Memorial Day Sale $130.50
Savings: $14.50