HI LIFT CAMS FOR DRAGS AND HI PERFORMANCE

If you are building big engines (96+ cubic inches) or even highly modified smaller motors and want to run compression ratios of 10.5 or higher, Andrews Products has new high lift cams available which will put more usable power at the rear wheel than anything else going. These grinds are specially designed for highly modified motors!

EVOLUTION 80 CAMS (Rocker ratio=1.63)          (*)Timing @ .053 cam lift
Part # Grind Timing(*) Duration
.053
Duration
.020
Valve
Lift
Lift@
TDC
Springs Application
291581 EV81 32/60
66/30
272
276
306
310
.610
.610
.262
.244
HI-LIFT
160 LBS.
For 80-88 inches, 10.5+ C.R., head work. Broad nose, quick ramps for wide torque band. 6500+ RPM.
291584 EV84 32/64
70/30
276
280
310
314
.640
.640
.269
.246
HI-LIFT
160 LBS.
Quick ramps, broad nose type design means more power for 90-100 inch motors. 6500+ RPM.
291588 EV88 34/70
76/32
284
288
318
322
.680
.680
.288
.264
HI-LIFT
160 LBS.
Same as above but more stuff for 100+ inch motors. Expert installation knowledge required. 6500+ RPM.

EV81, EV84, EV88………. $260.00
 


EVOLUTION SPORTSTER CAMS (Rocker ratio=1.63)          (*)Timing @ .053 cam lift
Part # Grind Timing(*) Duration
.053
Duration
.020
Valve
Lift
Lift@
TDC
Springs Application
298880('86)
298885('91)
V80
N80
32/60
66/30
272
276
306
310
.600
.6010
.264
.244
HI-LIFT
160 LBS.
.600 lift for Sportsters with 10.5+ C.R. and head flow work will pull strong to 6500+ RPM. 61-77 inches.
298830('86)
298835('91)
V83
N83
32/64
70/30
276
280
310
314
.630
.630
.267
.248
HI-LIFT
160 LBS.
For 80 to 96 inch motors with head work and 10.5+ compression. Broad nose, quick ramps for 6500+ RPM.
298870('86)
298875('91)
V87
N87
34/70
76/32
284
288
318
322
.670
.670
.283
.269
HI-LIFT
160 LBS.
Still more stuff for 100+ cubic inches. Quick ramp, broad tip design will pull strong to 6500+ RPM.

V80, N80, V83, N83, V87, N87…..$380.00
 


SHOVELHEAD CAMS (Rocker ratio=1.43)          (*)Timing @ .053 cam lift
Part # Grind Timing(*) Duration
.053
Duration
.020
Valve
Lift
Lift@
TDC
Springs Application
292823('70)
292825('78)
S82 32/60
66/30
272
276
306
310
.590
.590
.237
.220
HI-LIFT
160 LBS.
74-84 inch Shovels with 10.5+ C.R. New design technique for wide, strong power band. 6500+ RPM.
292834('70)
292836('78)
S84 32/64
70/30
276
280
310
314
.630
.630
.241
.223
HI-LIFT
160 LBS.
Shovels:84-96 inches, 10.5+ pistons and head flow work for max HP in these larger engines. 6500+ RPM.
292855('70)
292857('78)
S86 34/70
76/32
284
288
318
322
.660
.660
.254
.235
HI-LIFT
160 LBS.
100+ inch Shovels will benefit most from this quick ramp design. Broad power band to 6500+ RPM.

S82, S84, S86...……$338.00