EDELBROCK

SUMMIT RACING
800.230.3030
summitracing.com

The Edelbrock Performer RPM heads had excellent flow numbers, and they provided exceptional power and torque during our dyno testing. At 3,900 rpm these heads produced 491 lb-ft peak torque and 452 peak horsepower at 5,500 rpm, making them a great choice for many mild-to-medium street-performance engines.

CATEGORY 1
MODEL: Edelbrock Performer RPM aluminum, 170cc
PN: 60899
PRICE: $999/pair
Weight: 27 pounds each
True measured combustion chamber volume: 64 cc
True measured intake and exhaust port volume: 185 cc; 63 cc
Spring pressure: 125 lbs. on seat; 230 lbs. at 0.500-inch lift
installed height: 1.850 inch
Valve size: 2.02/1.60-inch
Intake flow at 0.400 lift: 223 cfm
Complete, assembled with guideplates
Airflow
Valve lift.050.100.200.300.400.500
Intake Corr test flow29.459.6124.780.6223244
Exhaust Corr test flow20.748.396.5134161176
POWER
Average torque:458 lb-ft
Average horsepower: 405 hp
RPMlb-ftHP
3,300475298
3,400474307
3,500478319
3,600481330
3,700488344
3,800490355
3,900490364
4,000490373
4,100489381
4,200488391
4,300489400
4,400485407
4,500481412
4,600478418
4,700474424
4,800471430
4,900466435
5,000461439
5,100455442
5,200450445
5,300446450
5,400438451
5,500431452
5,600422450
5,700414449
5,800407449
5,900399448
6,000388443
6,100379440