B-21 Camshaft 2400-6200 Range

B-21 Camshaft works with stock OEM pistons with 1.7 roller rockers.  RPM range 2400-6200. Hydraulic Roller. Steel Core. Use steel camshaft gear.

Same as B-31 except utilizing 1.7 R.R. N2O or S/C 8-15 lb 302 c.i.d. Best performer for 1.7 R.R., stock pistons and 6200 rpm.
Great with TFS or AFR small valve heads. Minimum 30lb injectors and 80mm mass air. Recommend 3.55 or 3.73 gears.
Good drivability down to 1900 rpm, mild idle, rpm range 2400-6200, works best with 89-93 EEC, needs 2600-3000 converter.
Great N.A. cam for 94-95 Cobra Mustang with great drivability. With bolt-down R.R., needs 0.050" longer push rods.

Was developed for 93-95 Cobras with 1.7 ratio rockers.

Note* Will NOT fit stock pistons on a 1986 5.0L without valve reliefs in the pistons

Fits the following cylinder heads with stock OEM pistons from 87-95 5.0L

AFR-1399 Air Flow Research Renegade 165cc with 1.9 valves

AFR-1341 Air Flow Reasearch Enforcer 185cc with 1.9 valves

TFS-51410002-M61 TrickFlow 170cc Twisted Wedge with 2.02 valves

TrickFlow 170cc 11R with 2.02 valves

ED-60225 Edelbrock Performer RPM 170cc with 1.9 valves

GT40 Iron with stock size valves

GT40 3 Bar Iron with stock size valves

OEM E7 Iron with stock size valves