Description
Camshaft / Lifters / Springs / Timing Set – Mutha’ Thumpr – Hydraulic Flat Tappet – Lift 0.489 / 0.476 in – Duration 287 / 305 – 107 LSA – 2200 / 6100 RPM – Small Block Chevy – Kit
SKU: COMK12-601-4
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Original price was: $678.44.$589.95Current price is: $589.95.
In stock
6 in stock
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| Weight | 21.145 lbs |
|---|---|
| Dimensions | 25.55 × 12.5 × 5.1 in |
| Product Line | Mutha Thumpr |
| Camshaft Lifter Style | Hydraulic Flat Tappet |
| Advertised Intake Duration | 287.0 |
| Intake Duration At 0.050 In | 235.0 |
| Advertised Exhaust Duration | 305.0 |
| Exhaust Duration At 0.050 In | 249.0 |
| Intake Lift | 0.489 in |
| Exhaust Lift | 0.476 in |
| Lobe Separation Angle | 107 Degrees |
| Operating Range Rpm Lower | 2200 RPM |
| Operating Range Rpm Upper | 6100 RPM |
| Manufacturer Grind Number | 287TH7 |
| Lifters Included | Yes |
| Lifter Material | Steel |
| Lifter Color | Natural |
| Lifter Finish | Natural |
| Valve Springs Included | Yes |
| Valve Spring Material | Steel |
| Valve Spring Color | Natural |
| Valve Spring Finish | Natural |
| Retainers Included | Yes |
| Valve Locks Included | Yes |
| Valve Locks Material | Steel |
| Valve Seals Included | Yes |
| Timing Chain Set Included | Yes |
| Chain Included | Yes |
| Chain Style | Double |
| Chain Type | Non Roller |
| Timing Gear Material | Steel |
| Timing Gear Color | Natural |
| Timing Gear Finish | Natural |
| Material | Cast Iron |
| Color | Natural |
| Finish | Natural |
| Quantity | Kit |
| Note | High performance street/strip, needs 9:1 compression, 2500 plus stall, intake, gears and headers, rough idle. |
| Variant | Yes |
| Variant Group | Camshafts32 |
| Variant Column | Lifters Included,Valve Springs Included,Timing Chain Set Included |
| UPC Code | 36584182221 |
| Brand | |
| Type | |
| Condition | |
| Manufacturer Part Number (MPN) | K12-601-4 |
Camshaft / Lifters / Springs / Timing Set – Mutha’ Thumpr – Hydraulic Flat Tappet – Lift 0.489 / 0.476 in – Duration 287 / 305 – 107 LSA – 2200 / 6100 RPM – Small Block Chevy – Kit
Below are estimated rates and delivery times for popular destinations; full carrier options are available at checkout.
Our dedicated team has years of experience managing international logistics and customs documentation to ensure smooth delivery from our US warehouse to your door. Please review our shipping policy and local import regulations before ordering.
| Destination | Est. Time | Cost |
|---|---|---|
| Canada (Toronto) | 5-7 business days |
$195.05 DHL Express |
| UK (London) | 5-7 business days |
$203.51 DHL Express |
| Australia (Sydney) | 5-7 business days |
$261.96 DHL Express |
| Germany (Berlin) | 5-7 business days |
$216.63 DHL Express |
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