PARTS AND MACHINE WORK INVOLVED

Bore = 4.030
Stroke = 3.480
Deck height = Stock

production block 186 casting production heads heads milled .015" 2.02/1.60 valves. stock rods and crank. GM HEI with Moroso wires. Edelbrock Performer intake, port matched with a 2" open spacer TRW forged pistons yielding 11:1 compression. Comp Cams 280 HE cam Harland Sharp 1.5 roller rockers. 3/8 stud. 35 Degrees of total timing Holley 750 carb (0-8156) 77/83 jets 93 Cheveron gas 1 5/8 Headers Moroso 8 1/4 20/90 oil pan Melling M55HV pump

SPEED RPM	CBTRQ LB-FT	CBPWR HP	FHP HP	VE%	ME%	FA+FB LB-HR	A1 CFM	A/F	BSFC *	TEMP AIR	WAT F	BSAC *
2500	361.0	171.8	25.5	89.3	86.3	71.1	210.6	13.6	.44	88	154	6.02
2750	358.4	187.7	29.5	86.7	85.6	76.6	224.9	13.5	.44	88	154	5.89
3000	363.0	207.3	33.9	87.8	85.1	79.3	248.5	14.4	.41	88	154	5.89
3250	355.9	220.2	38.5	88.5	84.2	87.6	271.1	14.2	.43	88	154	6.06
3500	358.5	238.9	43.6	89.0	83.6	96.6	293.8	13.7	.44	88	154	6.06
3750	376.0	268.5	49.3	91.3	83.5	101.3	322.7	14.6	.41	88	153	5.92
4000	394.1	300.2	55.3	94.2	83.5	105.5	355.5	15.5	.38	88	152	5.83
4250	400.7	324.3	61.7	96.4	83.0	111.7	385.0	15.8	.37	90	152	5.86
4500	404.5	346.6	68.6	99.7	82.5	121.8	423.1	15.9	.38	88	152	6.02
4750	406.7	367.8	76.1	102.6	81.8	136.2	458.4	15.5	.40	89	153	6.15
5000	399.1	380.0	83.9	102.6	80.8	150.5	482.9	14.7	.43	89	153	6.28
5250	379.2	379.1	92.3	102.0	79.2	161.6	504.9	14.3	.46	88	154	6.58
5500	359.4	376.4	101.4	98.67	77.5	164.1	510.8	14.3	.47	88	154	6.73

Special thanks to

for providing the following Dyno Test results.