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COMP Cams

Comp Cams Lifter,Sb/Lt/Ls Oe-Type Hyd Rl R Full Trv

MPN: 850-4 Catalog #: 001964951 Category: Engine Hardware Check Vehicle Fitment

Product Details

Performance Hydraulic Roller Lifters: VThunder by COMP Cams, the leader in valve train technology, introduces their new replacement Evolution? Big Twin hydraulic roller lifter to its line of V-Twin aftermarket products. Our new lifter features a rigid nodular cast iron body with a 52100 bearing, axle and wheel assembly for strength. VThunder?s lifter utilizes an advanced ultra-high flow metering system which allows more oil movement through the engine to aid in cooling. Each lifter is precision I.D. Ground and matched with a Graded piston, and features a high performance retaining ring.

This hydraulic roller lifter replaces lifters in 1999 - Present Twin Cam and Buell along with 2000 - Present Sportster.

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Engine Compatibility

GM - LSMatched variant: LS

GM Gen III/IV V8; LS1/LS2/LS3/LS6/LS7/LS9/LSA/LSX

GM - LTMatched variant: LT

GM Gen V Small Block; LT1/LT4/LT5

Fitment note: Engine compatibility is provided as a guide. Please verify all fitment details before ordering.

Product Specs

Brand
COMP Cams
Part Number
850-4
Catalog Number
001964951
Product Line
CCA Hardware Kits
Category
Engines & Parts
Type
Engine Hardware
UPC / Barcode
00036584257554
Vendor Product Category
Engine Components
Vendor Product Subcategory
Engine Hardware
Length
4.00 in
Width
2.70 in
Height
2.00 in
Weight
1.25 lb
Units Per SKU
1
Freight / LTL
No
Air Restricted
No
Prop 65
Unknown
CARB Approved
Yes
Clearance Item
No

Shipping & Availability

Current status 14 Available - Ready to ship
Estimated timing Ships from factory

This item is showing manufacturer availability and may ship directly from the manufacturer. Tracking details are provided as soon as they become available. ETA 0-5 Days to ship.

PROP 65 WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Inventory shown: 14 available as of 6/3/2026.

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