Also Read: Top 7 Fuel System Cleaners For Carbureted Motorcycle.
7 Top Rated Standard Engine Cylinder Bore Gauge
Details & Features
1 
32 Blades Steel Feeler Gauge Dual Marked Metric and Imperial Measuring Tool
- Feeler gauge set: made of 65 manganese steel, each measuring feeler gauge has 32 blades thickness; Foldable feeler gauges, easy and convenient to take and store
- Easy identification: dual marked metric and imperial, 0.0015 inch/ 0.04 mm to 0.035 inch/ 0.88 mm, the numbers of size are etched into feeler gauge for easy identification
- Metric sizes (mm): 0.04, 0.05, 0.06, 0.08, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.25, 0.28, 0.30, 0.33, 0.35, 0.38, 0.40, 0.43, 0.45, 0.48, 0.50, 0.53, 0.55, 0.58, 0.60, 0.63, 0.65, 0.70, 0.75, 0.80, 0.88
- Inch sizes: 0.0015, 0.002, 0.0025, 0.003, 0.004, 0.005, 0.006, 0.007, 0.008, 0.009, 0.010, 0.010, 0.011, 0.012, 0.013, 0.014, 0.015, 0.016, 0.017, 0.018, 0.019, 0.020, 0.021, 0.022, 0.023, 0.024, 0.025, 0.026, 0.028, 0.030, 0.032, 0.035
- Warm notice: there is some anti-rust oil on the stainless steel feeler gauge to prevent it from rusty, please don’t worry about that
Sale2 
Kynup Digital Caliper, Calipers 6 Inch Measuring Tool with Stainless Steel, IP54 Splash Proof Protection Design, Easy Switch from Inch Metric Fraction, Large LCD Screen (150mm)
- 【Precise & Accurate】Kynup digital caliper has a measurement range of 0 - 6''/ 0 - 150 mm; accuracy to ±0.001”/0.02mm and resolution to 0.0005"/0.01mm. Perfect and accurate caliper measuring tool for household or DIY measurement. Please choose stainless steel digital caliper for more accurate measuring.
- 【3 Units Conversion】 You can switch 3 units with the calipers: inch, mm and fraction based on your habits with the push of a button. Press the on/off button, slide the digital caliper to anywhere, then you can read the values on the display. And you can reset it to zero by zero button.
- 【4 Measuring Ways】 Caliper measuring tool comes with two sets of jaws and a probe, which are easy to measure depth, step, external and internal diameter, making all your objects measurable. 3 batteries are provided: one installed and other two as spare batteries
- 【Wide Application & Auto Off】The 6 inch caliper micrometer is always used by professionals and hobbyists alike, by jewelers, hobbyists, woodworkers, DIY. Auto shutdown for saving battery after within 6 minutes if without operation
- 【Splash Proof & Stainless Steel Material】The Splash Proof micrometer is constructed of first-class STAINLESS STEEL, Splash Proof, anti-rust, which has a strong frame with lockable head. The housing is made of metal with silver paint on the surface.
3 
BETOOLL HW0130 8pcs Petrol Engine Cylinder Compression Tester Kit Automotive Tool Gauge
- Checking Compression On Petrol Engine Quickly And Accurately
- Easy Pressure Release Button On Side Of Tester
- 3" Gauge Features Dual Color Scale for easy reading. Pressure Range: 0-300psi, 0-20bar.
- Kits Includes 2 Rubber Cones Ends for quick check. (no need to thread into head.)
- Includes 17.7" extension hose with 4 sizes (10mm, 12mm, 14mm, 18mm) selectable brass adapters, suitable for petrol engines on motorcycles, cars, trucks, ATVs and more.
4 
DOZYANT Universal Fit POL Propane Tank Adapter with Gauge Converts POL LP Tank Service Valve to QCC1 / Type 1, Old to New Connection Type, Propane Tank Gauge
- Upgraded version - Propane Gas Guage meter, converts POL LP 5 to 100 lb Tank to QCC1/Type1 hoses and regulators. Allows you to use your larger propane tank with the new style regulator on the propane tank Connection place.
- Heavy duty 100% solid brass construction withstands weather, scratching, denting and corroding. Easy to install.
- Monitors fuel level without removing the tank. No tools required and easy to install with handheel grip for tightening.
- This propane tank gas gauge can convert your old style connection type propane tank to new type (type1 / QCC1), it can be worked with propane tank cylinders, propane regulator with hose and propane adapter
- Fit for-rv camper cylinder converter, 20 30 40 or 100lbs propane tank. Great for using gas grill, heater, smoker, camp stove, lantern, tabletop grill, fire pit table, turkey fryer and more propane appliances.
5 
SUNMORN Battery Terminal Connectors, 0/2/4/6/8/10 AWG Battery Terminals, Heavy Duty Car Battery Terminal, Top Post Multiple Battery Terminal, with Shims Protector Cover
- ☀ 【Battery Terminal】Heavy Duty High Quality Car Audio Amp Battery Terminals, Nickelplate. 0/2/4/6/8 AWG Battery Terminals, for 0 Gauge, 4 Gauge, 8 Gauge, and 10 Gauge Wires. for SAE/DIN/EN Tapered Top Post.
- ☀ 【Universal Fit】Universal battery terminal comes with a positive or negative adapter suitable for most models battery.
- ☀ 【EASY INSTALL】0/2/4/6/8 AWG Inputs. Gold Screws Terminals Hold Cables Securely in Place. Easy to replace, fast installation, good conductivity.
- ☀ 【Material Durable】Automotive Replacement Battery Terminals Ends, Strong Electrical Conductivity, Super Corrosion Resistance, Reduce Current Transmission Loss. Good Workmanship.
- ☀ 【Excellent Service】Package Include 2 x Marine Battery Terminals Quick Release Battery Terminal Car Marine Military Top Post Multiple Battery Terminals Connectors, 2 x Adjustable Shims, 2 x Protective cover. If you are not 100% satisfied with your order, we will refund you, no questions asked! !
6 
Runleader Small Engine Hour Meter, Digital Tachometer, Maintenance Reminder, Battery Replaceable, User Shutdown, Use for ZTR Lawn Mower Tractor Generator Marine Outboard ATV (1)
- HOUR METER----Contains tachometer, hour meter, service timers ;When engine is off, display shows total run time of engine and remains visible. Total hours can reset ; 0.1 hours accuracy
- MAINTENANCE REMINDER----Programmable maintenance interval service timer(SVC),Countdown tracking service reminder time; When the maintenance time arrives, the service warning icon flashes to remind
- TACHOMETER----Accurately records your RPMs when the engine is running , Help adjust engine idle;Can be programmed for different engine firing patterns
- BATTERY REPLACEABLE---- Internal replaceable CR2450 battery , Data retained after battery change; Operation button can be turned off , Data retained after shutdown
- "OTHER ----Easy to install; Contains detailed instructions for use; Waterproof rating: IP65; Patent, CE ROHS certification;2-year warranty "
Sale7 
Magicalmai Inductive Hour Meter for Gas Engine Generator Lawn Mower Pressure Washer Marine ATV Boat Outboard Motor Dirt Bike Motorcycle Waterproof Hr Meters - Black
- This hour meter works on any gas engines & generator, such as marine, ATV, motorcycle, dirt ski... Could track the service life of your machine, plan for oil changes, valve, adjustments, clutch service, chassis lubrication, and other maintenance schedules.
- The inductive hour meter records & displays to 9,999.9 hours. Stand-by time up to over 20,000 hours. Hour glass symbol appears and flashes on/off to indicate counting time. Automatic roll over resolution 0.1 hour.
- Waterproof material: this engine hour meter is made of ABS material with epoxy encapsulated casing, features as waterproof, shockproof, and can withstand temperatures of 85 degrees. Durable & sturdy for your long time use.
- Easy Installation: Just connect the generator hour meter & spark plug with the wire, then use the screws or zip tie to fix the hr meter.
- No battery required. Total hours accumulated is not re-settable and cannot be erased.