Chevy Small Block
Prolite - Flat Top

• Lightweight inboard pin boss forging for maximum acceleration.
• Fits most 23° cylinder heads.
• For applications up to 500hp High strength 2618 alloy.
• Side gas ports for better ring seal.
• Shallow valve pockets for maximum compression.
• Will also work with 3.500 stroke.
• Ratios figured for .010” deck@ 9.000”.
• Standard .043” x .043” x 3mm ring package.
• Premium 8620 chamfered wrist pins for roundwire type lock included.
• Gasket volume = 9.0cc.
• Top ring down = .160”.
• Valve relief depth = .260” intake and .169” exhaust .

350 Block : 4.000" Standard Bore - 3.480" Standard Stroke
Part #	Bore	Stroke	Rod	C. D.	Wt	Pin	CC's	Comp Ratio			Purchase Online
								62cc	66cc	70cc
								10.2 10.3 10.3	9.5 9.6 9.6	9.0 9.0 9.1
11040 $765	4.030 4.035 4.040	3.480	5.700	1.550	376 379 384	.927	-2.8				Discounted Prices
11046 $765	4.030 4.035 4.040	3.480	5.850	1.410	360 364 384	.927	-2.8	10.2 10.3 10.3	9.5 9.6 9.6	9.0 9.0 9.1	Discounted Prices
11052 $765	4.020 4.030 4.035 4.040	3.480	6.125	1.125	340 347 349 352	.927	-2.8	10.2 10.2 10.3 10.3	9.5 9.5 9.6 9.6	9.0 9.0 9.0 9.1	Discounted Prices
11062 $765	4.030 4.035 4.040	3.480	6.125	1.125	330 332 336	.927	-2.8	10.2 10.3 10.3	9.5 9.6 9.6	9.0 9.0 9.1	Discounted Prices
11067 $765	4.030 4.035 4.040	3.480	6.200	1.050	318 321 326	.927	-2.8	10.2 10.3 10.3	9.5 9.6 9.6	9.0 9.0 9.1	Discounted Prices
11072* $765	4.030 4.035 4.040	3.480	6.250	1.000	308 312 318	.927	-2.8	10.2 10.3 10.3	9.5 9.6 9.6	9.0 9.0 9.1	Discounted Prices