Canfield PN 23-550-65 - 215cc SB Chevy Head Flow Results @ 28 inches water

(2.08" Intake, 1.60" Exhaust)

Lift

(in.)

quoted*

6-18-03**

quoted*

6-18-03**

7-18-03**

7-18-03***

Intake

(cfm)

Intake

(cfm)

Exhaust

(cfm)

Exhaust

(cfm)

Exhaust

(cfm)

Exhaust

(cfm)

0.100

62.1

64

43.1

50

53

 

0.200

141.3

142

112.3

99

104

 

0.300

207.2

211

152.0

135

162

179

0.400

255.2

264

173.0

149

196

214

0.500

270.5

292

184.0

157

199

218

0.600

278.9

297

195.5

161

197

220

0.700

283.3

297

213.3

164

197

222

0.800

 

298

 

172

194

222

 

198

 

  *4.125" cyl fixture used, pipe on exhaust

(with pipe

on 198)

 

**4.25" cyl fixture used, no pipe

*** 4.25" cyl fixture used, exhaust used a 2"x8" pipe for 0.300" lift & above

6-18-03  -  out-of-the-box flow test on SF-600 machine by Alan at Burtonsville Performance Machine

7-18-03  -  minor pocket porting on exhaust ports, sharp corner on exhaust face/margin removed.

Tested on SF-600 machine by Alan at Burtonsville Performance Machine

 

Test results provided by Pete Paraska, pparaska "at" verizon.net.