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SI Ferrari Swirl Polished Stainless Steel Performance Valves |
RPM - RON'S PRECISION MACHINE, INC.
69 E. 580 N.
Santaquin, Utah 84655
1-801-754-5338 or Toll free 1-866-700-5877
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Call toll free to purchase at: 1-866-700-5877 (U.S. only)
Engine Rebuild Kit and Parts Online Catalog. |
FERRARI APPLICATIONS This model features an undercut stem in the head area. In addition to reducing the valve weight (which provides benefits in opening rate and RPM limits) the radius of the head is such that is significantly improves air/fuel flow. This model enjoys great success when used with stock heads, as well as modified versions. Many available with Black Knight coating. Fully swirl polished. Chromed stems and Stellite tips. Ideal for tough racing applications of all kinds. |
APPLICATION Ferrari |
CYL. | YEAR |
INTAKE PART NUMBER |
Your Cost ea. $ |
EXHAUST PART NUMBER |
Your Cost ea. $ |
Testarossa IN 28.3 head diameter, 7mm stem dia., 108.4 O/L, 3mm tip length |
F120476 | 37.20 | ||||
Testarossa EX 25.3 head diameter, 7mm stem dia. , 109.7 O/L, 3mm tip length |
F120477 | 37.20 | ||||
308/328 4V IN 28.8 head diameter, 7mm stem dia. , 101.5 O/L, 3mm tip length |
F131198 | 37.20 | ||||
308/328 4V EX 25.8 head diameter, 7mm stem dia., 104.1 O/L, 3mm tip length |
F131199 | 37.20 | ||||
355 EX 28.5 head diameter, 6mm stem dia., 100.4 O/L, 3mm tip length |
F157988 | 37.20 | ||||
355 IN 26.5 head diameter, 6mm stem dia., 98.4 O/L, 3mm tip length |
F160921 | 37.20 | ||||
348 IN 30.4 head diameter, 7mm stem dia., 101.3 O/L, 3mm tip length |
F137955 | 37.20 | ||||
348 EX 27.3 head diameter, 7mm stem dia., 103.2 O/L, 3mm tip length |
F137959 | 37.20 | ||||
Type 166 | 6 | All | F-Type 1I | 26.74 | F-Type 1E | 26.74 |
Type 212 | 6 | All | F-Type 2I | 26.74 | F-Type 2E | 26.74 |
308 2V | 8 | All | R-103575 | 51.13 | R-106553 | 51.13 |
3084V | 8 | All | R117-363 | 32.66 | R117-364 | 32.66 |
512 Out of stock, no longer available. | 12 | All | R-102662 | 34.18 | R-102663 | N/A |
F265 | 12 | All | F-265-I | 53.72 | F-265-E | 53.72 |