Thumpr 227/241 Hydraulic Flat Cam GK-Kit For Chevrolet Small Block

Thumpr 227/241 Hydraulic Flat Cam GK-Kit for Chevrolet Small Block 262-400. High performance street, stock converter ok, best with 2000+ converter and Gears, choppy/thumping idle. Vehicle Specific

• Fits Chevrolet GEN 1 Small Blocks including the 262
• or factory roller Small Blocks built from 1985 and newer. GM gradually added roller camshafts to 305's and 350's from the mid 80's forward. Camaros/Firebirds/Corvettes received the roller cams early
• but many trucks and SUV's had flat tappet cams until the mid 90's. Remove the intake or timing cover to confirm whether the block is a factory roller or flat tappet. Does not fit the LS1
• LS2
• LS3 or any LS-based 4. 8
• 5. 3
• 5. 7
• 6. 0 and 6. 2. 1955-1957 Chevrolet 265 engines require a groove on the 5th cam journal for oiling. Contact us for more information.
• 265
• 267
• 283
• 302
• 305
• 307
• 327
• 350 and 400. Does not fit LT1/LT4

Attributes:

• Brand Name: COMP Cams
• GTIN: 00036584183204
• Advertised Exhaust Duration: 297
• Advertised Intake Duration: 279
• Amazon ASIN: B002EE8YQC
• Basic Operating RPM Range: 2,000-5,800
• C.A.R.B. E.O. Number: N/A
• C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
• C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
• C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
• C.A.R.B. Exempt for On-Road Vehicles?: No
• C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
• C.A.R.B. Exemption Reason: N/A
• Cam Type: Hydraulic Flat Tappet
• Camshaft Series: Thumpr
• Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
• Exhaust Duration at .050 inch Lift: 241
• Exhaust Valve Lift: 0.465
• Gaskets Included: No
• Intake Duration at .050 Inch Lift: 227
• Intake Valve Lift: 0.479
• K-Kit Upgrade: K12-600-4
• Kit Type: GK-Kit - Cam and Gear Kit
• Lifter Type: Hydraulic Flat Tappet
• Lifters Included: Yes
• Locks Included: No
• Pushrods Included: No
• Retainers Included: No
• Timing Chain and Gears Included: Yes
• Usage: Street/Performance
• Valve Stem Seals Included: No

Extended Information:

• Country of Origin: United States
• Emissions : EPA Eligible

Packing Information:

• Quantity of Each: 1
• Package UOM: KT
• Dimension: 26 x 10.5 x 5 inches
• Weight: 19 POUNDS