COMP Cams Thumpr Retrofit Hydraulic Roller Cam and Lifter Kits K42-601-11
SPECIAL ORDER ITEM
This is a special order item. When you complete your order, we will order it from the supplier.
FREIGHT INFORMATION
Pricing does not include additional freight charge.
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Manufacturer's Part Number: K42-601-11
Part Type: Camshaft Kits
Product Line: COMP Cams Thumpr Retrofit Hydraulic Roller Cam and Lifter Kits
Automotive Fittings Part Number: CCA-K42-601-11
UPC: 00036584381860
Cam Style: Hydraulic roller, Retro-fit
Basic Operating RPM Range: 2,000-5,800
Camshaft Use: Street/Strip
Camshaft Manufacturers Description: High performance street/strip, needs 9:1 compression, 2,500 rpm stall, intake, gears, and headers, rough idle.
Intake Duration at 050 inch Lift: 235
Exhaust Duration at 050 inch Lift: 249
Duration at 050 inch Lift: 235 int./249 exh.
Advertised Intake Duration: 291
Advertised Exhaust Duration: 311
Advertised Duration: 291 int./311 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.540 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.532 in.
Valve Lift with Factory Rocker Arm Ratio: 0.540 int./0.532 exh.
Lobe Separation (degrees): 107
Camshaft Gear Attachment: 1-bolt
Grind Number: 291THR7
Computer-Controlled Compatible: No
Lifters Included: Yes
Lifter Style: Hydraulic roller
Valve Springs Included: Yes
Valve Spring Style: Standard
Outside Diameter of Outer Spring (in.): 1.437 in.
Retainers Included: Yes
Locks Included: Yes
Valve Stem Seals Included: Yes
Timing Chain and Gears Included: Yes
Timing Chain Style: Double roller
Assembly Lubricant Included: Yes
Pushrods Included: No
Rocker Arms Included: No
Gaskets Included: No
Valve Springs Required: No
Quantity: Sold as a kit.
Description:
Musclecar sound is back and nastier than ever with these Thumpr retrofit hydraulic roller cam and lifter kits from COMP Cams! These cams feature a thumping high performance idle and provide significant horsepower and torque increases. Specially engineered profiles are offered for each unique engine, providing the perfect combination of an early intake valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap to maximize your engine's nasty-idling characteristics without negatively impacting streetability. These kits include high-quality matched lifters for unbeatable performance, durability, and ease of installation.
What does "Will be special ordered for you" mean?
This means that we do not have the product in our warehouse. We only order “Special Order” products from the supplier when you order them from us. Generally, we do not intend to keep an inventory of these items. Therefore, returns are not possible.
“Special Order” products could be shipped directly from the supplier or they could be shipped to us first. Then, we would ship it to you. The available shipping options will be provided during the checkout process.