Reviews Exhaust Brake Valve Only

COMP Cams K12-600-4 Thumpr 227/241 Hydraulic Flat Cam K-Kit for Chevrolet Small Block

High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle..
227/241 Duration at .050". 107 Degree Lobe Separation Angle. 0.479"/0.465" Valve Lift.
K Kits vary in their contents, but generally contain a camshaft, a set of lifters, valve springs, retainers, locks, valve seals, timing set, assembly....
Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters....

Order Includes: 2x Intake Valves, 2x Exhaust Valves, 4x Valve Springs, 8x Valve Cotters.
We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..

☀[Package Includes] You'll get 1 set of brake lining thickness gauge(8pcs), 3pcs tire tread depth gauge, 2pcs tire pressure gauge and 10pcs tire valve caps..
☀[Brake Lining Thickness Gauge] Brake lining thickness gauge is designed for detecting the thickness of brake pads quickly and accurately. And the purpose of color coded design is to match SAE or Metric recommendations for effective and efficient brake pad measurement..
☀[Tire Tread Depth Gauge] Tire tread depth gauge can be used to measure tire tread depth accurately, and the color coded design can clearly distinguish the different phase of tire. Suitable for trucks, automobiles, motorcycles or other vehicles. You just need to put the tire tread depth gauge perpendicular to the tire surface, and then press down until needle touches the tire, and finally look straight and read the data horizontally..
☀[Tire Pressure Gauge] Tire pressure gauge can be used to measure tire pressure accurately and it is designed with 45 degree angle single head for easy operation. You just need to twist off the tire valve cap, press the mechanical tire gage chuck to the valve, then the scale plate will slip out and you can read the tire pressure from the scale plate..
☀[Tire Valve Cap] 10pcs tire valve caps ar....

1.Please note this kit is only used for GY6 139QMB 4-Stroke Engine..
4.Include Cylinder,Piston,Piston Ring,Piston Pin,Piston Pin Clip,Valve Oil Seal,Gaskets,Tensioner Gasket,Exhaust Gasket,Intake&Exhaust Studs,Exhaust....
5. High Performance Upgrade 52mm Cylinder Rebuild Kit for GY6 49cc 50cc 60cc 80cc 100cc engine.

INTAKE VALVES: HEAD 35mm X STEM 5.5mm X LENGTH 103.5mm.
EXHAUST VALVES: HEAD 30mm X STEM 5.5mm X LENGTH 105mm.
You'll Receive 8x Intake Valve as Pictured 8x Exhaust Valve as Pictured 16x Valve Stem Seal as Pictured.

▶️ High grade aluminum, bronze valve guides, hardened seats, advance port design for greater air flow.
▶️ This head is 200cc intake runner with a 68cc combustion chamber, 68cc combustion chambers improve performance and retains stock compression on 1970 and earlier.
▶️ Lighter than Iron Heads. Each Head weighs 10.33kg.

➽【Widely applicable】 Compatible with LS series 1997-2007 V8 engines, without AFM active fuel management. GM Chevy 1997-2007 LS L92 L99 5.3L 5.7L....
➽【Valve lift】Camshaft intake valve lift: .585" exhaust valve lift: .585"..
➽【Advertising duration】Advertising intake/exhaust duration: 283°/ 286°..
➽【Duration parameters】Intake duration @ .050": 228°.
➽【Applicable models】 Compatible with Chevrolet, year: 1997-2007. Tip: Not applicable to AFM engine..

【Ventilation Fan with Check Valve】Actual outside diameter:99mm. The small exhaust fan provides continuous and quiet ventilation to allow speedy reduction of humidity levels. Paremeters: Air flow 141 CFM, Power:18w, Voltage: 110v..
【Durable Material】Through the wall exhaust fan frame and blade are made of high quality durable ABS plastic, makes it high efficiency working and long working life. Effective, extremely quiet bathroom exhaust fan clears humidity and odors quickly..
【Kitchen Exhaust Fan Application】Hon&Guan quiet bathroom exhaust fan used silent-clever technology with only 35db, continuous or periodic exchaust ventilation area such as bathroom, garage, kitchens and other spaces. Ductless bathroom exhaust fan can be used with dryer vent hose..
【Energy Saving Bathroom Wall Fan】This garage exhaust fan has low power consumption, continuous operation, and the protection class is IPX4, suitable for the home, office, bar, gargage, bathroom..
【Easy to Install Wall Mount Bathroom Exhaust Fan】The wall vent fan can be directly mounted into the ventilation shaft also suitable for ceiling mounting, just fix the fan to wall by self-tapping screws. Front panel dimension: 193*193*35 mm.
Back duct dimension 150*150*100mm, include the fastenin....

【Ventilation Fan with Check Valve】Actual outside diameter:99mm. The small exhaust fan provides continuous and quiet ventilation to allow speedy reduction of humidity levels. Paremeters: Air flow 141 CFM, Power:18w, Voltage: 110v..
【Durable Material】This in wall fan frame and blade are made of high quality durable ABS plastic, makes it high efficiency working and long working life. Effective, extremely quiet bathroom exhaust fan clears humidity and odors quickly..
【Kitchen Exhaust Fan】Hon&Guan quiet bathroom exhaust fan used silent-clever technology with only 35db, continuous or periodic exchaust ventilation area such as bathroom, showers, kitchens and other spaces. Ductless bathroom exhaust fan can be used with dryer vent hose..
【Energy saving Bathroom Wall Fan】This garage exhaust fan has reliable low power consumption, continuous operation, and the protection class is IPX4, suitable for the home, office, bar, gargage, bathroom..
【Easy to Install Wall Mount Bathroom Exhaust Fan】The wall vent fan can be directly mounted into the ventilation shaft also suitable for ceiling mounting, just fix the fan to wall by self-tapping screws. Front panel dimension: 193*193*35 mm.
Back duct dimension 150*150*100mm, include the fastening ring ,back s....