CAM AND GEAR SETS FOR HARLEY DAVIDSON SPORTSTER

WEIGHT: 4.48
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.
STREET 900/1000: GREAT MID-RANGE AND UPPER END POWER. BIGGEST CAM AVAILABLE FOR NO HEAD WORK INSTALLATION. CAN USE STOCK SPRINGS , NEED 9:1 OR HIGHER COMPRESSION , 1982 ENGINES MAY REQUIRE SPRING SPACING. SPECIAL REQUIREMENTS: BOLT-IN. POWER RANGE: 2000/7000 RPM. CAM GRIND: Y. FITS IRONHEAD SPORTSTER 1957/1970
BY: ANDREWS PRODUCTS INC

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