COMP Cams Camshaft Kit CS 287T H-107 MT
COMP Cams Camshaft Kit CS 287T H-107 MT
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A$1,341.35 A$1,473.45
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Description
Mutha' Thumpr 235/249 Hydraulic Flat Cam GK-Kit for Chevrolet Small Block 262-400. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, Gears, and headers, rough idle.
Product Overview
Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, 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.
Product Details
| Advertised Exhaust Duration: | 305 |
|---|---|
| Advertised Intake Duration: | 287 |
| Amazon ASIN: | B002EE365Q |
| Basic Operating RPM Range: | 2,200-6,100 |
| 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 |
| California Proposition 65: | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Cam Type: | Hydraulic Flat Tappet |
| Camshaft Series: | Thumpr |
| Description: | Mutha' Thumpr 235/249 Hydraulic Flat Cam GK-Kit for Chevrolet Small Block |
| Engine Family: | Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) |
| Exhaust Duration @ .050 in.: | 249 |
| Exhaust Duration at .050 inch Lift: | 249 |
| Exhaust Duration: | 305 |
| Exhaust Valve Lift(in): | 0.476 |
| Exhaust Valve Lift: | 0.476 |
| Gaskets Included: | No |
| Intake Duration @ .050 in.: | 235 |
| Intake Duration at .050 Inch Lift: | 235 |
| Intake Duration: | 287 |
| Intake Valve Lift(in): | 0.489 |
| Intake Valve Lift: | 0.489 |
| K-Kit Upgrade: | K12-601-4 |
| Kit Type: | GK-Kit - Cam and Gear Kit |
| Lifter Type: | Hydraulic Flat Tappet |
| Lifters Included: | Yes |
| Locks Included: | No |
| Part Number: | ccaGK12-601-4 |
| Pushrods Included: | No |
| RPM Range: | 2000-9000 |
| Retainers Included: | No |
| Timing Chain and Gears Included: | Yes |
| Title: | Mutha' Thumpr 235/249 Hydraulic Flat Cam GK-Kit for Chevrolet Small Block |
| Usage: | Street/Strip |
| Valve Stem Seals Included: | No |
Application Summary
Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, 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.
Part Type
Engine Camshaft Kit
Specifications
- Product Attributes - Brand
- COMP Cams
- Product Attributes - Manufacturer's Part Number
- GK12-601-4
- Product Attributes - Part Type
- Camshaft Kits
- Product Attributes - Product Line
- COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits
- Product Attributes - UPC
- 036584183228
- Product Attributes - Cam Style
- Hydraulic flat tappet
- Product Attributes - Basic Operating RPM Range
- 2,200-6,100
- Product Attributes - Camshaft Use
- Street/Strip
- Product Attributes - Intake Duration at 050 inch Lift
- 235
- Product Attributes - Exhaust Duration at 050 inch Lift
- 249
- Product Attributes - Duration at 050 inch Lift
- 235 int./249 exh.
- Product Attributes - Advertised Intake Duration
- 287
- Product Attributes - Advertised Exhaust Duration
- 305
- Product Attributes - Advertised Duration
- 287 int./305 exh.
- Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
- 0.489 in.
- Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
- 0.476 in.
- Product Attributes - Valve Lift with Factory Rocker Arm Ratio
- 0.489 int./0.476 exh.
- Product Attributes - Lobe Separation (degrees)
- 107
- Product Attributes - Grind Number
- 287TH7
- Product Attributes - Computer-Controlled Compatible
- No
- Product Attributes - Lifters Included
- Yes
- Product Attributes - Lifter Style
- Hydraulic flat tappet
- Product Attributes - Valve Springs Included
- No
- Product Attributes - Retainers Included
- No
- Product Attributes - Locks Included
- No
- Product Attributes - Valve Stem Seals Included
- No
- Product Attributes - Timing Chain and Gears Included
- Yes
- Product Attributes - Timing Chain Style
- Gears
- Product Attributes - Assembly Lubricant Included
- Yes
- Product Attributes - Pushrods Included
- No
- Product Attributes - Rocker Arms Included
- No
- Product Attributes - Gaskets Included
- No
- Product Attributes - Valve Springs Required
- Yes
- Product Attributes - Quantity
- Sold as a kit.
Reference Information
| Brand Name/s | Comp Cams |
|---|---|
| StreetFX SKU | ccaGK12-601-4 |
| SFX Item ID | 4123504 |
| Supplier Item Code | 4123504 |
| Manufacturer SKU | GK12-601-4 |
| Manufacturer UPC | 36584183228 |
| Alternative References | l46, l48, l65, lm1, lt-1, l82 |
Brochures
Compatibility
Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327, 350 and 400. Does not fit LT1/LT4, 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.
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