Page 521

2016roadiron

521 SHOVEL AND PAN CAMSHAFTS ANDREWS CAMS FOR BIG TWINS® Three redesigned cams for 2008 using newest cam design technology! Whether you want a good street cam for a stock motor, a big cam for a dragster or something in between, Andrews Products can supply it. All of our cams for these engines are computer designed and precision ground from alloy steel billets on Landis CNC cam grinders. Rocker arm ratios: Shovel: 1.42, Pan: 1.5 and Knuckle: 1.00 Year Grind Timing Duration .053 Duration .020 Valve Lift Shovel Valve Lift Pan Lift @ TDC Fitted Spring Application Stock-(Front cyl) (Front cyl) H -06/46* 44/20* 220 244 256 282 .390 .390 .412 .412 .051 .176 Stock Stock H/D front cylinder timing listed for comparison. Later stock "S" grind cams have similar specs. Stock-(Rear cyl) (Rear cyl) H 14/38* 44/20* 232 244 274 282 .390 .390 .412 .412 .129 .176 Stock Stock H/D front cylinder timing listed for comparison. Later stock "S" grind cams have similar specs. 349-4436 (48-69) J 21/41* 41/21* 242 242 292 292 .405 .405 .425 .425 .154 .154 Stock Mild street: Pans and Shovels, smooth idle, more power through RPM range. Bolts in with no head work. OK for stock heads. 349-4438 (70-77) J 21/41* 41/21* 242 242 292 292 .405 .405 .425 .425 .154 .154 Stock Mild street: Pans and Shovels, smooth idle, more power through RPM range. Bolts in with no head work. OK for stock heads. 349-4440 (78-84) J 21/41* 41/21* 242 242 292 292 .405 .405 .425 .425 .154 .154 Stock Mild street: Pans and Shovels, smooth idle, more power through RPM range. Bolts in with no head work. OK for stock heads. 349-4459 (48-69) A2 19/43* 50/18* 242 248 280 290 .450 .450 .470 .470 .156 .142 Stock Shovel bolt-in (except ‘80-’81) More mid-range - hi end power. Idle unaffected. (Head setup req’d on ‘80 & ‘81). (See note 1). 349-4467 (70-77) A2 19/43* 50/18* 242 248 280 290 .450 .450 .470 .470 .156 .142 Stock Shovel bolt-in (except ‘80-’81) More mid-range - hi end power. Idle unaffected. (Head setup req’d on ‘80 & ‘81). (See note 1). 349-4469 (78-84) A2 19/43* 50/18* 242 248 280 290 .450 .450 .470 .470 .156 .142 Stock Shovel bolt-in (except ‘80-’81) More mid-range - hi end power. Idle unaffected. (Head setup req’d on ‘80 & ‘81). (See note 1). 349-4452 (48-69) 1 16/36* 36/16* 232 232 288 288 .427 .427 .450 .450 .136 .136 Stock Low compression piston version of an “A” grind cam for 74 - 80 engines with 7.5:1 pistons. 349-4454 (70-77) 1 16/36* 36/16* 232 232 288 288 .427 .427 .450 .450 .136 .136 Stock Low compression piston version of an “A” grind cam for 74 - 80 engines with 7.5:1 pistons. 349-4456 (78-84) 1 16/36* 36/16* 232 232 288 288 .427 .427 .450 .450 .136 .136 Stock Low compression piston version of an “A” grind cam for 74 - 80 engines with 7.5:1 pistons. 349-5117 (70-77) 2 15/35* 35/15* 230 230 288 288 .490 .490 .512 .512 .133 .133 Hi-Lift Low compression version of a “B” grind cam. More power thru RPM range for engines with 7.5 pistons. 349-5118 (78-84) 2 15/35* 35/15* 230 230 288 288 .490 .490 .512 .512 .133 .133 Hi-Lift Low compression version of a “B” grind cam. More power thru RPM range for engines with 7.5 pistons. 349-4471 (48-69) B2 26/50* 53/25* 256 258 295 296 .485 .485 .507 .507 .187 .176 Hi-Lift Street/drags: More mid-range and high end power, smooth idle. Best cam for modified 74s - 80s & small strokers. Spring spacing req’d. 349-4473 (70-77) B2 26/50* 53/25* 256 258 295 296 .485 .485 .507 .507 .187 .176 Hi-Lift Street/drags: More mid-range and high end power, smooth idle. Best cam for modified 74s - 80s & small strokers. Spring spacing req’d. 349-4475 (78-84) B2 26/50* 53/25* 256 258 295 296 .485 .485 .507 .507 .187 .176 Hi-Lift Street/drags: More mid-range and high end power, smooth idle. Best cam for modified 74s - 80s & small strokers. Spring spacing req’d. 349-4476 (48-69) BH 24/52* 52/24* 256 256 302 302 .450 .450 .470 .470 .156 .156 Hi-Lift Hydraulic version of a “B” cam. Usually a bolt-in but spring spacing required on stock ‘80 - ’81 Shovel heads. 349-4478 (70-77) BH 24/52* 52/24* 256 256 302 302 .450 .450 .470 .470 .156 .156 Hi-Lift Hydraulic version of a “B” cam. Usually a bolt-in but spring spacing required on stock ‘80 - ’81 Shovel heads. 349-4480 (78-84) BH 24/52* 52/24* 256 256 302 302 .450 .450 .470 .470 .156 .156 Hi-Lift Hydraulic version of a “B” cam. Usually a bolt-in but spring spacing required on stock ‘80 - ’81 Shovel heads. 349-4483 (48-69) 7 29/53* 59/27* 262 266 303 325 .510 .510 .535 .535 .206 .186 Hi-Lift Upgraded of original #6 grind. Great street cam for 84/88 inch strokers. Maximum torque available from 2200 to 6500 RPM. 349-4485 (70-77) 7 29/53* 59/27* 262 266 303 325 .510 .510 .535 .535 .206 .186 Hi-Lift Upgraded of original #6 grind. Great street cam for 84/88 inch strokers. Maximum torque available from 2200 to 6500 RPM. 349-4487 (78-84) 7 29/53* 59/27* 262 266 303 325 .510 .510 .535 .535 .206 .186 Hi-Lift Upgraded of original #6 grind. Great street cam for 84/88 inch strokers. Maximum torque available from 2200 to 6500 RPM. 349-4488 (48-69) C 37/61* 61/37* 278 278 318 318 .525 .525 .550 .550 .234 .234 Hi-Lift Best cam made for big street engines. Strokers from 84 to 96 inches will really turn on with this cam. Broad torque band from 2000 - 7000+ rpm. 349-4490 (70-77) C 37/61* 61/37* 278 278 318 318 .525 .525 .550 .550 .234 .234 Hi-Lift Best cam made for big street engines. Strokers from 84 to 96 inches will really turn on with this cam. Broad torque band from 2000 - 7000+ rpm. 349-4492 (78-84) C 37/61* 61/37* 278 278 318 318 .525 .525 .550 .550 .234 .234 Hi-Lift Best cam made for big street engines. Strokers from 84 to 96 inches will really turn on with this cam. Broad torque band from 2000 - 7000+ rpm. +Note (1); 1980 and 1981 engines: The height of original stock H/D valve guides restricts spring travel (and cam lift) to .430 or less! (*) Timing listed at .053 cam lift. (**) TDC Shovel lift listed: TDC Pan lift will be 5% higher.


2016roadiron
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