2 FloTek Big Block Chevy 315/121cc Complete .570 Flat Tappet Or .630 Hyd. Roller

Regular price $ 3,546.89

CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.

315-5056FT/HR MUST SPECIFY

Flo-Tek Recommended Setup:

Header – Based on Chassis-2 1/8”
Rocker Arms – Isky Roller Rockers 204-96 1.75:1 or Equivalent
Intake Manifold – Victor JR or Super Victor

A powerful, out-of-the-box cylinder head design matched with an outstanding, unbeatable casting technology. We are here to tell you…this BBC head does just that! FLO-TEK Aluminum Cylinder Heads are a great choice for out of the box horse power. These FLO-TEK Cylinder thick Deck Design and High Capacity water jackets that makes them a reliable choice for street or strip applications.

The FLO-TEK BBC 315 takes stock pistons and has raised valve cover rails. The BBC 315 Exhaust Port location is raised .360.

Offered at .570, .630 lift, .870, and .900 lift.

Specifications, Features & Optional Supporting Components:

Head Bolt Torque	75 Ft Lbs w/ oil
Rocker Stud Torque	50 Ft Lbs w/ oil
Intake Port Gasket	Fel Pro 1252-3 (320) Fel Pro 1211 (360)
Exhaust Port Gasket	Fel Pro 1404
Head Gasket	Fel Pro 1017-1 (4.500) 1057 (4.630)
Head Bolts & Studs	ARP 135-3703 (12pt) 135-3606 (6pt) 235-4303 (Stud)
Stud Girdle	Harland Sharpe G1114 (7/16)
Suggested Manifold	Victor Jr, Super Victor
Spark Plug Starting Range	14mm (.750) Accel #416
Intake Port Volume	315 cc
Exhaust Port Volume	121cc
Combustion Chambers	121cc
Max Spring Pocket Diameter	1.725” O.D.
Spring Kit .570 Spring Kit .630	PSK236FT 1.53" Single W/D PSK637-1-7 1.50” Dual W/D
Spring Kit .870	PAC-1248,053-587-1248 1.64” Triple
Spring Kit .900	PAC-1228,053-587-1248 1.625” Double

Basic Package Components:

Intake Valve .570/.630

2.250 Stock Length -P3120HPC

Exhaust Valve .570/.630

1.880 +.100 -P4355-100

Intake Valve .870

2.250 + 250 -P11856JF

Exhaust Valve .870

1.880 +.200 -P4355-200

Intake Valve .900

2.250 + 250 -P11856JF

Exhaust Valve .900

1.880 +.200 -P4355-200

Valve Spring .570

Valve Spring .630

CL 147# @ 1.900, OP 330# @ 1.33 C.BIND 1.120

CL 178# @ 1.900, OP 460# @ 1.27 C.BIND 1.170

Valve Spring .870

CL 332# @ 2.100, OP 930# @ 1.23 C.BIND 1.130

Valve Spring .900

CL 280# @ 2.100, OP 846# @ 1.20 C.BIND 1.100

Retainers

Hardened Chrome Moly

Valve Locks .570/.630

7 Degree Valve Locks

Valve Locks .870/.900

10 Degree Valve Locks

Rocker Stud

Must have Clearance for Valve Spring Retainers

Valve Seals

Viton Positive Seals

Spring Cup

Hardened Steel Cups

Intake Valve Seat

Powder Metal

Exhaust Valve Seat

Powder Metal

Bronze Valve Guides

Phosphor Bronze

*Assembled heads come with 7/16 rocker studs & 3/8 guide plates.

Also Available:

Chevy BBC 315 Bare 315-500 MAKE OFFER

Chevy BBC 315 .870 Lift Assembled 315-5058 MAKE OFFER

Chevy BBC 315 .900 Lift Assembled 315-5057 MAKE OFFER

SHIPS IN THE LOWER 48 STATES FREE!