275 Grind, Welded Lobe, Clone 13HP

275 Grind, Welded Lobe, Clone 13HP

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$145.00

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Product Code: 275-GX390

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Description

This cam is used in mild modified applications. It will require an upgraded spring package, billet rod, and billet flywheel.
The lobes are welded to increase durability, extending the life of this cam.

Specs

Engine:	390cc OHV Clone 13HP
Recommended Class:	Modified
Target (MAX) RPM:	6500
Spring Pressure (In / Ex):	32 lbs Single Spring
Valve Lash (In/Ex):	.003"
Ignition Timining:	93 Octane 28 Deg BTDC
	110 Octane 32 Deg BTDC
	Methanol 36 Deg BTDC
Compression Ratio:	10.2 to 1

Profile

	Intake	Exhaust
Open:	50.0 BTDC	88.5 BBDC
Close:	88.0 ABDC	50.0 ATDC
Lift:	.276"	.276"
C/L:	108.0 ATDC	110.0 BTDC
DUR @ 50:	239.5 Deg	238.8 Deg

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