COMP Cams Camshaft CS XM 276HR-12
COMP Cams Camshaft CS XM 276HR-12
A$1,171.68
Available from MFR.
This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description
For Retro-Fit (Link Bar) Hydraulic Roller Lifters
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: | 282 |
|---|---|
| Advertised Intake Duration: | 276 |
| Amazon ASIN: | B000P5B770 |
| Assembly Lubricant Included: | No |
| Basic Operating RPM Range: | 1,800-5,800 |
| 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 |
| California Proposition 65: | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Cam Type: | Hydraulic Roller |
| Cam and Lifter Kit Upgrade: | CL12-418-8 |
| Camshaft Gear Attachment: | 3-Bolt |
| Camshaft Material: | Austempered Ductile Iron |
| Camshaft Series: | Xtreme Marine |
| Description: | Xtreme Marine 224/230 Hydraulic Roller Cam for Chevrolet Small Block |
| Engine Family: | Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) |
| Exhaust Duration @ .050 in.: | 230 |
| Exhaust Duration at .050 inch Lift: | 230 |
| Exhaust Duration: | 282 |
| Exhaust Valve Lift(in): | 0.51 |
| Exhaust Valve Lift: | 0.51 |
| Grind Number: | XM276HR |
| Intake Duration @ .050 in.: | 224 |
| Intake Duration at .050 Inch Lift: | 224 |
| Intake Duration: | 276 |
| Intake Valve Lift(in): | 0.503 |
| Intake Valve Lift: | 0.503 |
| K-Kit Upgrade: | K12-418-8 |
| Lifter Type: | Hydraulic Roller |
| Lifters Included: | No |
| Lobe Separation: | 112 |
| Part Number: | cca12-418-8 |
| RPM Range: | 1000-7000 |
| SK-Kit Upgrade: | SK12-418-8 |
| Title: | Xtreme Marine 224/230 Hydraulic Roller Cam for Chevrolet Small Block |
| Usage: | Marine |
| Valve Springs Required: | Yes |
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
Specifications
- Product Attributes - Brand
- COMP Cams
- Product Attributes - Manufacturer's Part Number
- 12-418-8
- Product Attributes - Part Type
- Camshafts
- Product Attributes - Product Line
- COMP Cams Xtreme Marine Camshafts
- Product Attributes - UPC
- 036584038412
- Product Attributes - Cam Style
- Hydraulic roller, Retro-fit
- Product Attributes - Camshaft Use
- Marine
- Product Attributes - Basic Operating RPM Range
- 1,800-5,800
- Product Attributes - Intake Duration at 050 inch Lift
- 224
- Product Attributes - Exhaust Duration at 050 inch Lift
- 230
- Product Attributes - Duration at 050 inch Lift
- 224 int./230 exh.
- Product Attributes - Advertised Intake Duration
- 276
- Product Attributes - Advertised Exhaust Duration
- 282
- Product Attributes - Advertised Duration
- 276 int./282 exh.
- Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
- 0.503 in.
- Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
- 0.510 in.
- Product Attributes - Valve Lift with Factory Rocker Arm Ratio
- 0.503 int./0.510 exh.
- Product Attributes - Lobe Separation (degrees)
- 112
- Product Attributes - Remanufactured
- No
- Product Attributes - Computer-Controlled Compatible
- No
- Product Attributes - Grind Number
- CS XM276HR
- Product Attributes - Valve Springs Required
- Yes
- Product Attributes - Quantity
- Sold individually.
- Product Attributes - Notes
- Retro-fit: Designed for early non-roller blocks. Requires thrust button and wear plate.
Reference Information
| Brand Name/s | Comp Cams |
|---|---|
| StreetFX SKU | cca12-418-8 |
| SFX Item ID | 4118672 |
| Supplier Item Code | 4118672 |
| Manufacturer SKU | 12-418-8 |
| Manufacturer UPC | 36584038412 |
| 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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