They re available in 1 2 and 3 bar models.
													
																	3 bar map sensor wiring. 
									
																	They all share a common pinout although the connector keying may be different. 
																	It is possible that detroit is slightly above sea level and you can use 12 11 in the formula for 1 mile above sea level. 
																	Formula for the gm 3 bar map sensor is v 8 94 14 53 i have no idea why it s 14 53 and not 14 696 rounds up to 14 7 but it works out on gm s chart every time. 
																	3 bar map sensors can measure up to 44 1psi which translates to 29 7psi boost from a turbo supercharger. 
															
													
									
																	The reason is i want to see the reverse of it to put the stock connectors back on and stock map sensors. 
																	I have been reading and searching over all the map sensor related post and i am having trouble finding the 3 bar map sensor wiring procedure. 
																	Older sensors used a specific keying. 
																	Our usa assembled map sensor uses a universal keying that is compatible with pigtails for 1 2 and 3 bar map sensors. 
															
													
									
																	Ict billet wire adapter 6 ls gen 3 map 3 bar brick map sensor oem grade color txl wiring tooling connector lock seals and terminals wamap30 6 4 6 out of 5 stars 4 29 99 29. 
																	Whether your engine has forced induction or is naturally aspirated these holley map sensors will keep your engine performing at its best. 
																	This wire is white on most b series and d series engines and will be green with a red stripe on the later k series engines. 
																	Make sure you are leaving this wire last as you ll want to measure the output from your map sensor to test it.