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Engines and Components› Camshafts and Valvetrain
COMP Cams
COMP Cams Hydraulic Lifters Chevy SB/BB
SKU: C007 812-16
Easy — 1–2 hours
Overview
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Part #: 812-16
High Energy Hydraulic Flat Tappet Lifters. Patented orifice metering valve precisely meters oil to the Rocker arms. Continuous contact between the metering valve and Pushrod seat is maintained: Eliminating excessive oiling at high RPM. Pushrod seat is made of a special powdered Metal iron alloy that is heat-treated for strength and wear resistance. Longer piston than conventional hydraulic lifters, which provides more load bearing surface and increases lifter longevity. Lightweight check valve disc allows for quicker response, which results in increased engine speed before valve float. Lightweight check valve disc maintains added control at all engine speeds and loads. Applications: Chevrolet: Small Block, Gen 1: 262-265-267-283-302-305-307-327-350-400 V8 ('58-'98), Big Block, Gen 1 "W" Series: 348-409-427 ('58-'65), Big Block, Gen 2 Mark IV and V Series: 366-396/402-427-454. Specifications .842" Diameter - 94g Weight - 1.99" Seat Height.
With a patented orifice metering valve and a lightweight check valve disc these High Energy hydraulic flat lifters for Chevrolet Small/Big Block/348-409 provides quicker response and better performance.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Loud ticking noise from engine at idle
- Rough idle, especially after cold start
- Loss of power and hesitation during acceleration
- Engine misfire under load
- Valve train clatter that increases with RPM
Diagnostic Codes
- P0300 – Random or multiple cylinder misfire Det
- P0301 – Cylinder 1 misfire Det
- P0302 – Cylinder 2 misfire Det
Relevant Conversations
- lifter ticking noise at idle
- P0300 random misfire fix
- COMP Cams 812-16 vs 850-16
- How to install flat tappet lifters
- best hydraulic lifters for small block Chevy
- engine misfire after cam swap
- lifter failure symptons
- COMP Cams 812-16 review
- do I need new pushrods with lifters?
- valvetrain noise after oil change
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
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Specifications
| Brand | COMP Cams |
| Part Number | C007 812-16 |
Videos
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