took a 427 LS7 GM motor with less than 1,200 miles blue printed and built at JM Motorsports with big valve Frankenstein heads, Titan Cam
uprated pushrods and rockers $12,000
built by Jim Mack, JM Motorsports and my son, worked at Mercedes Benz, built the GT2 and GT3 cars for McLaren in the UK, (2 cars that ran LeMans this year) also Alpine F1, he knows his stuff.
sensible offers considered on the above.