Page 218 - 2021-22_EngineCatalogAP
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STUD GIRDLES
Chevrolet Big Block 396-454
Part No.
Description
Stud
Chevrolet Big Block 396-454
AFR
AFR6202
Fits AFR V-2 Heads 2013 & Newer (Nuts Sold Separately)
—
Brodix
BROBR1230
BR-1,-2,-2X,-3 Heads
7/16"
Comp Cams
COM4021
Standard Spacing
7/16"
Crane Cams
CRN13602-1
Standard Spacing
7/16"
Dart Heads
DRT64110001
320/360 Dart Heads
7/16"
Moroso
MOR67250
Standard Spacing
7/16"
PRW Industries
PQX1545400
Standard Stud Spacing
7/16"
CAMSHAFTS AND KITS
Chevrolet Big Block 348-409 “W” Series Engine
Part No.
Description
RPM Range
Adv. Duration
Duration @ .050"
Valve Lift
Valve Lash
Lobe Center
Hydraulic Camshafts
Comp Cams Thumpr Hydraulic Camshaft
COM48-600-5
Cam Only
2000-5800
278°/296°
226°/241°
.512"/.498"
—
107°
Crane Cams Hydraulic Camshafts
CRN150301
Cam Only
2200-6000
294°/304°
224°/234°
.541"/.569"
—
112°
Hydraulic Roller Camshafts
Crane Cams Hydraulic Roller Camshafts - Retro-Fit
CRN159521
Cam Only
2000-6000
280°/286°
224°/230°
.558"/.574"
—
110°
Mechanical Flat Tappet Camshafts
Crane Cams Blueprint Mechanical 425 HP 409 Camshaft
CRN150431
Cam Only
3200-6500
274°/281°
237°/241°
.504"/.515"
.022"/.030"
113.5°
Chevrolet Big Block 396-454 1967-95
Part No.
Description
RPM Range
Adv. Duration
Duration @ .050"
Valve Lift
Valve Lash
Lobe Center
Hydraulic Camshafts and Kits
Comp Cams High-Energy Hydraulic Camshafts and Lifter Kits
COM11-202-3
Cam Only
800-4800
252°/252°
206°/206°
.460"/.460"
—
110°
COM11-203-3
Cam Only CL
1200-5200
260°/260°
212°/212°
.475"/.475"
—
110°
COM11-205-3
Cam Only CL
1500-5500
268°/268°
218°/218°
.485"/.485"
—
110°
CL Stocking camshaft and lifters add “CL” to Prefix. Example: COMCL11-205-3
Comp Cams Magnum Hydraulic Camshafts and Lifter Kits
COM11-207-3
Cam Only CL
1500-5800
270°/270°
224°/224°
.510"/.510"
—
110°
COM11-208-3
Cam Only CL
2000-6000
280°/280°
230°/230°
.520"/.520"
—
110°
COM11-318-4
Cam Only
2200-6200
286°/286°
236°/236°
.556"/.556"
—
110°
COM11-213-3
Cam Only CL
2500-6500
292°/292°
244°/244°
.550"/.550"
—
110°
COM11-214-4
Cam Only CL
3000-6800
305°/305°
253°/253°
.575"/.575"
—
110°
CL Stocking camshaft and lifters add “CL” to Prefix. Example: COMCL11-207-3
Comp Cams Computer-Controlled TBI Camshafts
COM11-302-4
Cam Only
1000-5200
260/268
212/218
.503"/.503"
Hyd.
112°
216 2021-22 ENGINE BUILDER CATALOG
CHEVROLET BIG BLOCK
