Engine Kits

Comp Cams Big Mutha Thumpr 295TH7 Street/Strip Very Rough Idle
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Comp Cams Big Mutha Thumpr 295TH7 Street/Strip Very Rough Idle



Part #: 12-602-4
List Price: $287.98
Our Price: $143.99
You Save: $143.99

Availability: In Stock



Small Block Chevy 262-400, 1955-1998, 295T H-107  Big Mutha'  Thumpr™ hydraulic Flat Tappet Cam. Big Mutha' Thumpr™ - Street/strip, needs 9.5:1 CR , 2800+ stall, intake, gears, & headers, very rough idle

RPM

CAM

DURATION

  VALVE LIFT

Lobe

OPERATING

Grind

ADVERTISED

@ .050”

@ 1.5:1

Sep

Range

Number

IN.

EX.

IN.

EX.

IN.

EX.

Angle

2500-6400

295TH7

295

313

243

257

.500

.486

107°

Musclecar sound is back and nastier than ever;
Thumpr™ Cams deliver incredible exhaust lope and impressive performance

Part Number 12-602-4
Engine 1955-1998 Chevrolet
262ci-400ci
8cyl.
Grind Number CS295T H-107 BMT
Description SBC Big Motha Thumpr Hydraulic FT  

  Intake Exhaust
Valve Adjustment 0 0
Gross Valve Lift 0.5 0.486
Duration At 0.006 Tappet Lift 295 313

Valve Timing At 0.006    
  Open Close
Intake 44 84
Exhaust 71 49

These Specs Are For The Cam Installed At 102 Intake CL
  Intake Exhaust
Duration At 0.05 243 257
Lobe Lift 0.334 0.324
Lobe Separation 107  

Recommended Valve Springs 986-16

Let's face it, nothing grabs our attention at a car show or cruise night more than the hard hitting sound a thumping, high performance idle. Thumpr™ Camshafts deliver that aggressive, head-turning sound like no other cam on the market. Available in hydraulic flat tappet and hydraulic roller camshafts, Thumpr™ Cams are now available for most popular applications, carb and late model efi.

Designed to provide maximum performance when combined with the latest in valve train components, such as Beehive™ Valve Springs, Ultra Pro Magnum™ Rockers and Magnum™ Pushrods.

 

Advertised Duration 295 int./313 exh.
Advertised Exhaust Duration 313
Advertised Intake Duration 295
Basic Operating RPM Range 2,500-6,400
Brand COMP Cams
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 243 int./257 exh.
Exhaust Duration at 050 inch Lift 257
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.486 in.
Grind Number 295TH7
Intake Duration at 050 inch Lift 243
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.500 in.
Lobe Separation (degrees) 107
Part Type Camshafts
Product Line COMP Cams Thumpr Hydraulic Flat Tappet Camshafts
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.500 int./0.486 exh. lift

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