Other Diagnostic Service Tools

Quickly diagnose electrical problems by testing for current in electrical circuits, relays, switches or fuses. Handheld test light has a 36" lead wire with an insulated clip which fastens to a common ground and a sharp piercing point to probe insulated...

Pressure Test KitPressure Test Kit; Covers Sizes 3 Through 16;SPECIFICATIONS:Finish: Anodized BlueHose Size: 3AN to 16ANMaterial: 2024 AluminumPackage Type: Retail - ClamshellWARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING:...

FeaturesFAULKNER 51939FAULKNER 51939Thermometer As always, 21 Motorsports offers FAST and FREE shipping on Faulkner part number 51939. Please look around to find more great items from Faulkner and all the other great brands you love!

FeaturesReplaces Truck-Lite and Signal-Stat 900-902920and 2900-3Includes switchmounting hardware and 24' blunt-cutharness4 or 7 wire systems compatibleReplaces Truck-Lite and Signal-Stat 900-902 920 and 2900-3 Includes switch mounting hardware and 24"...

Features** NOTE: PRODUCT IMAGE MAY NOT BE VEHICLE SPECIFIC3/16 AKUM RIVET UP 1/16-1/8 As always, 21 Motorsports offers FAST and FREE shipping on HELI-COIL DIVISION part number 57487. Please look around to find more great items from HELI-COIL DIVISION and...

Features** NOTE: PRODUCT IMAGE MAY NOT BE VEHICLE SPECIFIC3/16 ALUM RIVET UP 1/4-3/8 As always, 21 Motorsports offers FAST and FREE shipping on HELI-COIL DIVISION part number 57490. Please look around to find more great items from HELI-COIL DIVISION and...

FeaturesCranks engine from under the hood without the help of an assistantIncludes heavy duty 6-foot oil and grease resistant leadsExtra large, easy to use insulated metal clips eliminate risk of accidental shockWorks on computer controlled and...

FeaturesPlace gauge over brake shoe to take readingCaution: Wear Eye ProtectionGauge measures brake lining from 0 to 1/2' in 1/64' graduations. Place gauge over brake shoe to take reading. Caution: Wear eye protection. As always, 21 Motorsports offers...

FeaturesSGMOUNTWorks with either ScanGauge D or ScanGaugeII monitors. As always, 21 Motorsports offers FAST and FREE shipping on Linear Logic part number SGMOUNT. Please look around to find more great items from Linear Logic and all the other great...

FeaturesSix foot (180cm) wired temperature probeEasy to read LCD DisplayIndoor and outdoor temperatureDegreeC or DegreeF selectableMinimum/maximum temperature memoryProduct Description This durable thermometer operates at wide range of indoor or...

FeaturesWorks with 12270 Stant Cooling System TesterTests small diameter 31mm I.D. and 10mm deep radiator capsProfessional qualityWorks with 12270 Stant Cooling System Tester Tests small diameter 31mm I.D. and 10mm deep radiator caps Professional...

FeaturesAllows you to test today's car's higher pressure cooling systemColor coded dial makes it easy to accurately test higher pressure caps and systemsFeatures a pressure release bar for releasing pressure build-up before removing the head from the...