SKU: 66008182202

Comp Cams CB XR300HR-10 Cam & LFT KT

$546.54 $607.27
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Description

Comp Cams CB XR300HR-10 Cam & LFT KTXtreme EnergyT, XR300HR: Cam & Lifters HYDRAULIC ROLLER: Pro street Bracket racing, 10: 1 compression, 3500+ stall good intake, headers. Specification Lifter Type: Hydraulic Roller Lifter Engine Family: Chevrolet 396 454 c. i. 8 CYL. 1965 1996 Cam Family: Xtreme EnergyT Retro Fit Hydraulic Roller Camshafts RPM Range: 3200 to 6200 Valve Timing: 0. 006 Lobe Separation: 110 Intake Centerline: 106 Valve Lash: Hyd.(Intake) Hyd.(Exhaust) Duration:

Xtreme EnergyT, XR300HR: Cam & Lifters

HYDRAULIC ROLLER: Pro street/ Bracket racing, 10:1 compression, 3500+ stall good intake, headers.

Specification

Lifter Type: Hydraulic Roller Lifter

Engine Family: Chevrolet 396-454 c.i. 8 CYL. 1965-1996

Cam Family: Xtreme EnergyT Retro-Fit Hydraulic Roller Camshafts

RPM Range: 3200 to 6200

Valve Timing: 0.006

Lobe Separation: 110°

Intake Centerline: 106°

Valve Lash: Hyd.(Intake)/ Hyd.(Exhaust)

Duration: 300(Intake)/ 300(Exhaust)

Duration @ .050" Lift: 248(Intake)/ 254(Exhaust)

Valve Lift: 0.56(Intake)/ 0.58(Exhaust)

Lobe Lift: 0.33(Intake)/ 0.342(Exhaust)



Vehicle Fitments:

Year Make Model Submodel
1967 - 1975 Chevrolet Bel Air Base
1967 - 1972 Chevrolet Biscayne Base
1973 - 1974 Chevrolet Blazer Base
1969 - 1972 Chevrolet Brookwood Base
1978 - 1980 Chevrolet C10 Big Ten
1975 - 1980 Chevrolet C10 Custom Deluxe, Custom, Silverado, Cheyenne, Scottsdale
1968 - 1974 Chevrolet C10 Pickup Base
1968 - 1974 Chevrolet C10 Suburban Base
1975 - 1980 Chevrolet C10 Suburban Custom Deluxe, Silverado, Scottsdale
1990 - 1993 Chevrolet C1500 454 SS, Silverado, WT, Cheyenne
1990 - 1991 Chevrolet C1500 Base
1990 - 1992 Chevrolet C1500 Scottsdale
1986 Chevrolet C20 Base
1981 - 1986 Chevrolet C20 Custom
1975 - 1980 Chevrolet C20 Custom Deluxe
1981 Chevrolet C20 Deluxe
1975 - 1986 Chevrolet C20 Scottsdale, Cheyenne, Silverado
1968 - 1974 Chevrolet C20 Pickup Base
1968 - 1974 Chevrolet C20 Suburban Base
1981 - 1986 Chevrolet C20 Suburban Custom
1975 - 1980 Chevrolet C20 Suburban Custom Deluxe
1981 Chevrolet C20 Suburban Deluxe
1975 - 1986 Chevrolet C20 Suburban Silverado, Scottsdale
1993 Chevrolet C2500 Custom, 400 SS
1991 - 1992 Chevrolet C2500 Scottsdale
1991 - 1995 Chevrolet C2500 Silverado, Cheyenne, Base
1994 - 1995 Chevrolet C2500 WT
1992 - 1995 Chevrolet C2500 Suburban Base
1995 Chevrolet C2500 Suburban LS, LT
1992 - 1994 Chevrolet C2500 Suburban Silverado
1975 - 1982 Chevrolet C30 Base
1975 - 1981 Chevrolet C30 Cheyenne
1981 - 1986 Chevrolet C30 Custom
1975 - 1980 Chevrolet C30 Custom Deluxe
1981 Chevrolet C30 Deluxe
1975 - 1986 Chevrolet C30 Silverado, Scottsdale
1968 - 1974 Chevrolet C30 Pickup Base
1994 - 1995 Chevrolet C3500 Base
1988 - 1992 Chevrolet C3500 Scottsdale
1988 - 1995 Chevrolet C3500 Silverado, Cheyenne
1967 - 1972 Chevrolet Camaro SS, Base, RS, Z28
1967 - 1974 Chevrolet Caprice Base
1973 - 1976 Chevrolet Caprice Classic
1976 Chevrolet Caprice Classic Estate, Classic Landau
1975 - 1976 Chevrolet Caprice Classic Sport
1973 - 1974 Chevrolet Caprice Estate
1975 Chevrolet Caprice Estate Wagon
1967 - 1968 Chevrolet Chevelle 300
1967 - 1969 Chevrolet Chevelle 300 Deluxe
1967 - 1972 Chevrolet Chevelle Concours, Base, SS
1967 - 1973 Chevrolet Chevelle Deluxe
1969 - 1972 Chevrolet Chevelle Greenbrier, Concours Estate
1968 - 1972 Chevrolet Chevelle Nomad, Malibu
1968 Chevrolet Chevy II Nova
1967 - 1974 Chevrolet Corvette Base
1967 - 1975 Chevrolet El Camino Base
1975 Chevrolet El Camino Classic
1968 - 1974 Chevrolet El Camino Custom
1968 - 1975 Chevrolet El Camino SS
1969 - 1970 Chevrolet Estate Base
1973 - 1974 Chevrolet G10 Van Base, Sportvan
1976 Chevrolet G20 Beauville, Sportvan, Chevy Van
1973 - 1974 Chevrolet G20 Van Base, Sportvan
1975 - 1996 Chevrolet G30 Beauville, Chevy Van, Hi-Cube, Sportvan
1973 - 1974 Chevrolet G30 Van Base, Sportvan
1967 - 1976 Chevrolet Impala Base
1975 - 1976 Chevrolet Impala Custom, Sport
1976 Chevrolet Impala S, Custom Landau
1967 Chevrolet Impala SS
1976 - 1980 Chevrolet K10 Scottsdale, Silverado, Custom Deluxe, Cheyenne
1968 - 1974 Chevrolet K10 Pickup Base
1968 - 1974 Chevrolet K10 Suburban Base
1976 - 1980 Chevrolet K20 Custom Deluxe, Silverado, Scottsdale, Cheyenne
1968 - 1974 Chevrolet K20 Pickup Base
1968 - 1974 Chevrolet K20 Suburban Base
1985 Chevrolet K20 Suburban Scottsdale, Custom, Silverado
1991 - 1995 Chevrolet K2500 Cheyenne, Silverado
1991 - 1992 Chevrolet K2500 Scottsdale
1994 - 1995 Chevrolet K2500 WT, Base
1992 - 1995 Chevrolet K2500 Suburban Base
1995 Chevrolet K2500 Suburban LS, LT
1992 - 1994 Chevrolet K2500 Suburban Silverado
1977 - 1981 Chevrolet K30 Cheyenne
1981 - 1986 Chevrolet K30 Custom
1977 - 1980 Chevrolet K30 Custom Deluxe
1981 Chevrolet K30 Deluxe
1977 - 1986 Chevrolet K30 Scottsdale, Silverado
1968 - 1974 Chevrolet K30 Pickup Base
1994 - 1995 Chevrolet K3500 Base
1988 - 1995 Chevrolet K3500 Cheyenne, Silverado
1988 - 1992 Chevrolet K3500 Scottsdale
1976 Chevrolet K5 Blazer Base
1976 - 1978 Chevrolet K5 Blazer Cheyenne
1977 - 1978 Chevrolet K5 Blazer Custom Deluxe
1978 Chevrolet K5 Blazer Silverado
1969 - 1972 Chevrolet Kingswood Estate, Base
1973 - 1975 Chevrolet Laguna Base
1973 Chevrolet Laguna Estate
1975 Chevrolet Laguna S3
1974 Chevrolet Laguna Type S-3
1967 - 1975 Chevrolet Malibu Base
1974 - 1975 Chevrolet Malibu Classic
1975 Chevrolet Malibu Classic Estate
1973 - 1974 Chevrolet Malibu Estate
1970 - 1974 Chevrolet Monte Carlo Base
1973 - 1974 Chevrolet Monte Carlo Landau
1973 - 1975 Chevrolet Monte Carlo S
1969 - 1972 Chevrolet Nova Base
1973 Chevrolet P10 Van Base
1976 - 1979 Chevrolet P20 Step-Van, Base
1970 - 1973 Chevrolet P20 Van Base
1975 - 1997 Chevrolet P30 Base
1975 - 1990 Chevrolet P30 Step-Van
1970 - 1974 Chevrolet P30 Van Base
1988 Chevrolet R20 Cheyenne
1987 - 1988 Chevrolet R20 Custom Deluxe, Scottsdale, Silverado
1987 Chevrolet R20 Suburban Custom Deluxe
1987 - 1988 Chevrolet R20 Suburban Scottsdale, Silverado
1989 Chevrolet R2500 Silverado, Cheyenne, Scottsdale
1989 - 1991 Chevrolet R2500 Suburban Silverado, Scottsdale
1988 Chevrolet R30 Cheyenne
1987 - 1988 Chevrolet R30 Silverado, Custom Deluxe, Scottsdale
1989 - 1991 Chevrolet R3500 Cheyenne, Silverado
1989 - 1990 Chevrolet R3500 Scottsdale
1969 - 1972 Chevrolet Townsman Base
1987 Chevrolet V20 Suburban Custom Deluxe
1987 - 1988 Chevrolet V20 Suburban Silverado, Scottsdale
1990 Chevrolet V2500 Suburban Scottsdale, Silverado
1988 Chevrolet V30 Cheyenne
1987 - 1988 Chevrolet V30 Custom Deluxe, Silverado, Scottsdale
1989 - 1990 Chevrolet V3500 Scottsdale
1989 - 1991 Chevrolet V3500 Silverado, Cheyenne
1972 - 1979 Excalibur Phaeton Base
1977 - 1978 GMC C15 Heavy Half
1977 GMC C15 Indy Hauler
1975 - 1978 GMC C15 Sierra Classic, Sierra Grande, Base, High Sierra
1978 GMC C15 Street Coupe
1975 - 1978 GMC C15 Suburban Sierra Classic, Base, Sierra Grande, High Sierra
1968 - 1974 GMC C15/C1500 Pickup Base
1968 - 1974 GMC C15/C1500 Suburban Base
1979 - 1980 GMC C1500 High Sierra, Sierra Grande, Heavy Half, Sierra Classic, Base, Street Coupe
1979 - 1980 GMC C1500 Suburban Sierra Grande, Base, Sierra Classic, High Sierra
1975 - 1978 GMC C25 High Sierra, Sierra Classic, Sierra Grande, Base
1975 - 1978 GMC C25 Suburban Base, High Sierra, Sierra Classic, Sierra Grande
1968 - 1974 GMC C25/C2500 Pickup Base
1968 - 1974 GMC C25/C2500 Suburban Base
1979 - 1986 GMC C2500 Sierra Classic, High Sierra, Base
1979 - 1982 GMC C2500 Sierra Grande
1994 - 1995 GMC C2500 Sierra SL, Sierra SLT
1991 - 1995 GMC C2500 Sierra SLE
1991 - 1993 GMC C2500 Sierra, Sierra SLX
1979 - 1995 GMC C2500 Suburban Base
1979 - 1986 GMC C2500 Suburban Sierra Classic, High Sierra
1979 - 1982 GMC C2500 Suburban Sierra Grande
1992 - 1995 GMC C2500 Suburban SLE
1995 GMC C2500 Suburban SLT
1975 - 1978 GMC C35 Sierra Classic, High Sierra, Sierra Grande, Base
1968 - 1974 GMC C35/C3500 Pickup Base
1979 - 1986 GMC C3500 Base, High Sierra, Sierra Classic
1979 - 1982 GMC C3500 Sierra Grande
1988 - 1995 GMC C3500 Sierra SLE
1994 - 1995 GMC C3500 Sierra SLT, Sierra SL
1988 - 1993 GMC C3500 Sierra, Sierra SLX
1975 - 1976 GMC G25 Rally, Rally STX, Vandura
1976 GMC G35 Rally, Rally STX, Vandura Special, Vandura, Magnavan, Rally Camper Special
1974 GMC G35/G3500 Van Base
1973 - 1974 GMC G35/G3500 Van Rally, Vandura
1988 - 1996 GMC G3500 Rally Camper Special, Vandura, Rally STX, Vandura Special, Magnavan, Rally
1988 GMC G3500 Rally Custom
1973 - 1976 GMC Jimmy Base
1976 GMC Jimmy Sierra Grande, Sierra Classic, High Sierra
1976 GMC K15 High Sierra, Sierra Grande, Base, Sierra Classic
1968 - 1974 GMC K15/K1500 Pickup Base
1968 - 1974 GMC K15/K1500 Suburban Base
1979 - 1980 GMC K1500 Sierra Classic, Base, Sierra Grande, High Sierra
1976 - 1978 GMC K25 Base, Sierra Grande, High Sierra, Sierra Classic
1976 - 1977 GMC K25 Suburban Base, High Sierra, Sierra Grande, Sierra Classic
1968 - 1974 GMC K25/K2500 Pickup Base
1968 - 1974 GMC K25/K2500 Suburban Base
1991 - 1995 GMC K2500 Sierra SLE
1994 - 1995 GMC K2500 Sierra SLT, Sierra SL
1991 - 1993 GMC K2500 Sierra SLX, Sierra
1992 - 1995 GMC K2500 Suburban Base, SLE
1995 GMC K2500 Suburban SLT
1968 - 1974 GMC K35/K3500 Pickup Base
1979 - 1986 GMC K3500 Base, High Sierra, Sierra Classic
1979 - 1982 GMC K3500 Sierra Grande
1994 - 1995 GMC K3500 Sierra SL, Sierra SLT
1988 - 1995 GMC K3500 Sierra SLE
1988 - 1993 GMC K3500 Sierra SLX, Sierra
1979 GMC P1500 Base, Value Van
1970 - 1971 GMC P25/P2500 Van Base
1975 - 1978 GMC P35 Value Van, Base
1970 - 1974 GMC P35/P3500 Van Base
1974 GMC P35/P3500 Van Motorhome
1979 - 1997 GMC P3500 Base
1979 - 1990 GMC P3500 Value Van
1987 - 1989 GMC R2500 Sierra Classic, Base, High Sierra
1987 - 1991 GMC R2500 Suburban Base
1987 GMC R2500 Suburban High Sierra
1987 - 1989 GMC R2500 Suburban Sierra Classic
1990 GMC R2500 Suburban SLE
1987 - 1991 GMC R3500 Base
1987 - 1989 GMC R3500 Sierra Classic, High Sierra
1990 - 1991 GMC R3500 SLE
1971 - 1975 GMC Sprint Base
1975 GMC Sprint Classic, SP, High Sierra
1972 - 1974 GMC Sprint Custom
1987 - 1991 GMC V3500 Base
1987 - 1989 GMC V3500 High Sierra, Sierra Classic
1990 - 1991 GMC V3500 SLE
1969 - 1974 Iso Grifo Base
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 66008182202

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4.3 ★★★★★
Based on 24 reviews
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Product Reviews
W
WL
Lake Worth, US
★★★★★ 5
Mervakon Durable Dog Ball for Medium & Large Dogs - Tough TPU Chew Resistant Interactive Toy
Color: Classic Blue, Color: Classic Blue
This Mervakon Durable Dog Ball for Medium & Large Dogs - Tough TPU Chew Resistant Interactive Toy, Automatic Moving Bouncing Ball for Aggressive Chewers, Classic Blue Indoor Dog Toy is very well-made, easy-to-use and easy-to-clean. This Interactive Dog Ball engages your pet by bouncing automatically. This is a reasonably priced, rechargeable and waterproof tough TPU chew-resistant Dog Ball suitable for both indoor and outdoor play.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 12, 2026
S
Southern Reviewer
Cuba, US
★★★★★ 5
The Toy That Tires Out Your Dog So You Don’t Have To!
Color: Classic Blue, Color: Classic Blue
After trying a different interactive ball previously, I can confidently say this one is built much better. The construction feels more durable, and most importantly, it has held up well against my dog's enthusiastic chewing and chasing. Many interactive toys claim to be tough, but this one has actually survived extended play sessions without being torn apart. The charging design is simple and well thought out. The ball twists apart easily to reveal the USB-C charging port, making recharging quick and convenient. Once charged, you simply twist the halves back together, press the power button, and it's ready to go. I appreciate that there are no complicated steps or special charging accessories required. What really stands out is how engaging the toy is. The unpredictable movement keeps my dog interested and encourages plenty of exercise and mental stimulation. Instead of losing interest after a few minutes, my dog continued chasing, pawing, and interacting with the ball until he was genuinely worn out. For pet owners looking for a way to help burn off excess energy, this toy definitely does the job. One minor issue I noticed is that on a couple of occasions, my dog was able to accidentally turn the toy off while carrying it in his mouth. It wasn't a frequent problem, but it did happen enough to be worth mentioning. Fortunately, turning it back on is quick and easy. Overall, this has been one of the better interactive dog toys I've tested. It's durable, easy to charge, keeps dogs engaged, and provides the kind of activity that leaves them happily exhausted afterward. If your dog enjoys chasing moving toys and you want something sturdier than many of the alternatives on the market, this is a solid choice.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 3, 2026
E
Elizabeth Delgado
Lake Worth, US
★★★★★ 3
Great Entertainment, Short Battery Life
Color: Classic Blue
This is the first interactive ball I've found that my dog hasn't managed to destroy, which is impressive on its own. The ball keeps him entertained for long periods, and he loves chasing, nudging, and following it around the house. The material feels durable and has held up well to regular play. The one button operation is convenient, and the ball is easy to recharge and clean. My biggest complaint is the battery life. On a full charge, it only seems to run for about 10 minutes before needing to be recharged again. Because of that, I find myself charging it frequently. Even with the shorter runtime, it's been one of the more engaging and durable interactive toys we've tried. Overall, a fun and sturdy toy that keeps dogs occupied, but be prepared for frequent charging.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 5, 2026
A
Amazon Customer
Lowell, US
★★★★★ 5
Fun Dog Toy
Color: Classic Blue
This toy has been a lot of fun for our dogs. One of my dogs absolutely loves balls and is perfectly content to just carry this around in his mouth. The outer shell feels like a firm foam material. It is durable while still being lightweight enough for the dogs to enjoy. The ball screws together, but it is designed well enough that you are not constantly worried about it coming apart. You have to intentionally press and twist it to open it, so normal dog play has not caused any issues. Inside is the motorized component, which is easy to turn on and recharge. It offers a few different vibration modes, which keeps things interesting. The reactions from our dogs have been hilarious. One dog is convinced the ball might be plotting against him and keeps a suspicious distance. Another dog loves it so much that he holds it in his mouth while it vibrates, making his entire head shake. Our third dog plays with it exactly as intended, chasing it around and interacting with it normally. The motor has enough power to make the ball bounce, roll, and move unpredictably across the floor, which keeps the dogs engaged. It has been a great addition to our toy collection and provides a different kind of enrichment than a standard ball. Overall, the dogs really enjoy it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
S
Shannon
Battle Creek, US
★★★★★ 4
A fun toy
Color: Classic Blue
Our Malamute loves this ball. He likes to carry it around with him and let it will out of his grasp and pick it back up. The outer ball it tough and durable, and so far it has held up well during play. It does bounces more than rolls I expected a little more movement across the floor in a more rolling fashion... like those weasel balls from the 90s, but tends to hop and bounce in place. It does works best on hard floor where it has enough contact to move around and keep the dog engaged. To charge you have to unscrew the ball in half to access the motor unit, and there is grease on the motor, so be careful when opening it and handling the internal piece. It is not difficult, but it is a little more complicated than a simple plug-in charging port. The button on is also super hard to press. I you have to really squeeze it and even use a tool to turn it on. It has 2 modes though it is so hard to press I am not sure which mode I actually turn on. It so far has been a fun toy for our young dog and has lasted our extreme chewer (only supervised play) I would recommend if it went on sale.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026

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