CAM AND GEAR SETS FOR SPORTSTER

Manufacturer: ANDREWS PRODUCTS INC

Availability: In stock

Part #: 66896

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Weight: 4.30
A camshaft upgrade is the most logical step after air filter, exhaust, carburetor, and ignition system improvements have been made. It will improve mid and upper-end power. All camshafts listed are ground with stock size base circle and can be used with stock push rods. Instructions included.

Cam Specifications - with stock 1.43:1 rocker arm ratio
Cam Grind	Valve Timing	Duration @ .053"	Duration @ .020"	Valve Lift	Overlap @ .053"	Lobe Centerline	Lobe Separation Angle	TDC Lift at Valve
Q stock (76/85)	10/32 35/07	222 222	262 262	.400 .380	17	101 104	102.5	.114 .114
Y	35/47 53/29	262 262	310 310	.425 .425	64	96 102	99	.206 .182
V9	32/52 52/32	264 264	311 311	.490 .490	64	100 100	100	.207 .207

Cam Specifications - with stock 1.625:1 rocker arm ratio
Cam Grind	Valve Timing*	Duration @ .053"	Duration @ .020"	Valve Lift	Overlap @ .053"	Lobe Centerline	Lobe Separation Angle	TDC Lift at Valve
D stock (88-91)	02/41 41/02	223 223	270 270	.458 .458	04	109.5 109.5	109.5	.094 .094
V2 N2	22/38 46/18	240 244	290 290	.465 .440	40	98 104	101	.180 .155
N4	52/24	256	296	.490	54	104	101	.189
N8	56/28	264	302	.500	60	104	100	.212

* timing listed for .053 lift figures.
Modified 1100cc, 1200cc, stroked 883cc engines with stock springs and hydraulic lifters. Special requirements: valve/spring clearance. Power range 2000/6500 RPM. Cam Grind N8. Fits Evolution Sportster 1991/1999.
By: ANDREWS PRODUCTS INC