The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Origin of the "Heavy" Half-Ton?

**pound41** · 06-05-2006, 07:23 AM

My dad was a state inspector and a mechanic for more than 45 yrs he knew the specs and the laws. So when he traded in his 72 step 402/400/411 posi (never should have gotten rid of it.) He ordered and still has a 76 step side 454/400/411 with rear leafs that look like a 3/4 no emissions required thats why he did

06-05-2006, 07:23 AM	#7
pound41 Registered User Join Date: Dec 2002 Location: Northern Virginia Posts: 1,269	Re: Origin of the "Heavy" Half-Ton? My dad was a state inspector and a mechanic for more than 45 yrs he knew the specs and the laws. So when he traded in his 72 step 402/400/411 posi (never should have gotten rid of it.) He ordered and still has a 76 step side 454/400/411 with rear leafs that look like a 3/4 no emissions required thats why he did