Photos Each cylinder head gets a 3-angle valve grind. Crankshafts are ground with precision, measuring to the ten-thousandths. Engines are built one at a time by our talented builders. Engines are built one at a time by our knowledgeable builders. Heads are resurfaced to ensure the best seal possible. We stock our most popular automotive and marine engines so we can ship often times the same day. When you call in, you will talk directly to our salesmen, no automated voice system.