N-21 Camshaft 2600-6200 Range

N-21 Camshaft works with stock OEM pistons with 1.7 Roller rockers.  RPM range 2600-6200. Hydraulic Roller. Steel Core. Use steel camshaft gear.

Same as N-41 except utilizing 1.7 R.R. 302 c.i.d. This cam is to be used with 1.7 R.R. Best cam for GT-40. Great with TFS or AFR small valve heads. Minimum 24lb injectors and 75mm mass air. Recommend 3.73 to 4.30 gears. Good drivability down to 2100 rpm, lumpy idle, rpm range 2600-6200, works best with 89-93 EEC, needs 2800-3000 converter. With bolt-down R.R., needs 0.050" longer push rods. 94-95 Mustang Cobra requires custom tuning.

Was developed for 93-95 Cobras with 1.7 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