Engine Kits

SB Chevy Extreme Energy Retro-Fit Hyd. Roller Camshaft
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SB Chevy Extreme Energy Retro-Fit Hyd. Roller Camshaft



Part #: 12-412-8
List Price: $791.74
Our Price: $316.04
You Save: $475.70



S.B. Chevy Extreme Energy Retro-Fit Hyd. Roller Camshaft #12-412-8. HYDRAULIC ROLLER: Mild performance applications, very good mid range, 3.23 -3.73 gears.

Advertised Duration

Duration @ 0.050

Valve Lift
W/1.5 Rocker

Lobe Sep.
Angle

RPM
Operating
Range

Int.

Exh.

Int.

Exh.

Int.

Exh.

 

 

264

270

212

218

.487

.495

110º

1200 - 5200

 

Advertised Duration 264 int./270 exh.
Advertised Exhaust Duration 270
Advertised Intake Duration 264
Basic Operating RPM Range 1,200-5,200
Brand COMP Cams
Cam Style Hydraulic roller tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 212 int./218 exh.
Exhaust Duration at 050 inch Lift 218
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.495 in.
Grind Number CS XR264HR-10
Intake Duration at 050 inch Lift 212
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.487 in.
Lobe Separation (degrees) 110
Notes Requires thrust button and wear plate.
Notes Retro-fit: Designed for early non-roller blocks. Requires thrust button and wear plate.
Part Type Camshafts
Product Line COMP Cams Xtreme Energy Retro-Fit Camshafts
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.487 int./0.495 exh. lift

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