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Supertech High Performance Valves: Mazda
| MAZDA MIATA 1.6L DOHC B6D | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| INTAKE VALVE | Part Number | EXHAUST VALVE | Part Number | ||||||||||
| Head Diam | Stem. Diam | Length | Black Nitrided | Head Diam | Stem. Diam | Length | Black Nitrided / Inconel | ||||||
| Miata / MX 5 90-93 | 31.00mm (Std) | 5.96mm | 105.35mm | MAIVN-1100 (hi flo) | 26.20mm (std) | 5.94mm | 105.35mm | MAEVN-1100 | |||||
| 31.00mm (Std) | MAIVN-1100/2 (std flo) | 27.20mm (+1.0) | MAEVN-1102 | ||||||||||
| 32.00mm (+1.0) | MAIVN-1102 (hi flo) | ||||||||||||
| ENGINE COMPONENTS | |||||||||||||
| VALVE SPRINGS | Outer Spring | Inner Spring | Pressure (lbs@mm) | Max Net lift | Coil Bind | Rate | Titanium Retainer | ||||||
| Part Number | O.D. (mm) | I.D. (mm) | O.D. (mm) | I.D. (mm) | Seat | Open (lift) | mm | mm | lbs./mm | Part Number | |||
| SPR-MM16D1 | 27.50 | 20.00 | 20.00 | 15.20 | 49 @ 36.80 | 127 @ 10.5 | 16.10 | 20.70 | 12.10 | RET-TS60/MA2 + SEAT-TS/MA16 + OEM seat | |||
| SPR-MM16S | 27.50 | 20.00 | SINGLE | 58 @ 34.10 | 157 @ 10.5 | 13.40 | 20.70 | 9.40 | RET-TS60/MA2 + SEAT-TS/MA18I + OEM seat | ||||
| SPR-MM16D2 | 27.50 | 20.00 | 20.00 | 15.20 | 70 @ 35.5 | 197 @ 10.5 | 14.80 | 20.70 | 12.10 | RET-TS60/MA2 + SEAT-TS/MA18E + OEM seat | |||
| VALVE SEALS | INTAKE: VS-T6-I | EXHAUST: VS-T6-E | |||||||||||
| MAZDA MIATA 1.8L DOHC "BP" / Ford Escort GT | |||||||||||||
| INTAKE VALVE | Part Number | EXHAUST VALVE | Part Number | ||||||||||
| Head Diam | Stem. Diam | Length | Black Nitrided | Head Diam | Stem. Diam | Length | Black Nitrided / Inconel | ||||||
| Miata / MX 5 Protégé 90-99 Ford Escort GT 91-96 | 33.00mm (std) | 5.96mm | 102.6mm (+0.6) | MAIVN-1204 (hi flo) | 28.00mm (std) | 5.94mm | 102.60mm (+0.6) | MAEVN-1204 | |||||
| 33.00mm (std) | MAIVN-1208 (std flo) | ||||||||||||
| 34.00mm (+1.0) | MAIVN-1206 (hi flo) | 29.00mm (+1.0) | MAEVN-1206 | ||||||||||
| 33.00mm (std) | 101.3mm (-0.7mm) '90-98 | MAIVN-1201 (hi flo) | 28.00 mm (std) | 101.6mm (-0.4mm) '90-98 | MAEVN-1201 | ||||||||
| ENGINE COMPONENTS | |||||||||||||
| VALVE SPRINGS | Outer Spring | Inner Spring | Pressure (lbs@mm) | Max Net lift | Coil Bind | Rate | Titanium Retainer | ||||||
| Part Number | O.D. (mm) | I.D. (mm) | O.D. (mm) | I.D. (mm) | Seat | Open (lift) | mm | mm | lbs./mm | Part Number | |||
| SPR-MM18S | 27.50 | 20.00 | SINGLE | 56 @ 34.2 | 154 @ 10.5 | 13.50 | 20.70 | 9.40 | RET-TS60/MA2 + (16) SEAT-TS/MA18I + OEM (use '97 + Cotters) | ||||
| SPR-1012-M18D | 27.50 | 20.00 | 20.00 | 15.20 | 63 @ 34.2 | 164 @ 10.5 | 14.20 | 20.00 | 9.60 | RET-TS60/MA2 + (16) SEAT-TS/MA18I + OEM (use '97 + Cotters) | |||
| SPR-MM18D | 27.50 | 20.00 | 20.00 | 15.20 | 74 @ 34.2 | 177 @ 10.5 | 13.00 | 20.70 | 12.10 | RET-TS60/MA2 + (16) SEAT-TS/MA18I + OEM (use '97 + Cotters) | |||
| VALVE SEALS | INTAKE: VS-T6-I | EXHAUST: VS-T6-E | |||||||||||
| MAZDA PROTÉGÉ / MX6 2.0L FS / Ford Probe | |||||||||||||
| INTAKE VALVE | Part Number | EXHAUST VALVE | Part Number | ||||||||||
| Head Diam | Stem. Diam | Length | Black Nitrided | Head Diam | Stem. Diam | Length | Black Nitrided / Inconel | ||||||
| Protégé / MX6 / 626 (1993-2003) | 32.50mm (+1) | 5.97mm | 89.9mm | MAIVN-2002 | 28.6mm (+1) | 5.96mm | 89.9 | MAEVN-2002 | |||||
| ENGINE COMPONENTS | |||||||||||||
| VALVE SPRINGS | Outer Spring | Inner Spring | Pressure (lbs@mm) | Max Net lift | Coil Bind | Rate | Titanium Retainer | ||||||
| Part Number | O.D. (mm) | I.D. (mm) | O.D. (mm) | I.D. (mm) | Seat | Open (lift) | mm | mm | lbs./mm | Part Number | |||
| SPR-MP20S | 25.00 | 18.00 | SINGLE | 58 @ 34.8 | 142 @ 11 | 13.80 | 21.00 | 7.60 | RET-2500/T1 + Factory seat | ||||
| SPR-TC25D/MP | 25.00 | 18.00 | 18.00 | 13.00 | 85 @ 34.8 | 223 @ 11 | 13.80 | 21.00/ 17.00 | 12.60 | RET-2500/T1 + Spring base SS-3012 + Oil Seal VS-T6SM (requires some machining of guide) | |||
| VALVE SEALS | INTAKE: VS-T6-I / For Dual Spring Smaller diam.: VS-T6SM (requires machining of guide tip) | EXHAUST: VS-T6-E / For Dual Spring Smaller diam.: VS-T6SM (requires machining of guide tip) | |||||||||||
| VALVE GUIDES | INTAKE: GDE-MA20FS | EXHAUST: GDE-MA20FS | |||||||||||
| MAZDA / FORD Duratec 2.0 - 2.3L | |||||||||||||
| INTAKE VALVE | Part Number | EXHAUST VALVE | Part Number | ||||||||||
| Head Diam | Stem. Diam | Length | Black Nitrided | Head Diam | Stem. Diam | Length | Black Nitrided / Inconel | ||||||
| Focus / Mazda 3 | 35.00mm (std) Flat | 5.48 mm | 103.40mm (std) | MAIVN-2301F | 30.00mm (std) Flat | 5.48mm | MAEVN-2301F | ||||||
| 36.00mm (+1.0) dish | or 102.40mm (-1mm) | MAIVN-2304D | 31.00mm (+1.0) Flat | 104.70 mm | MAEVN-2304F | ||||||||
| 36.00mm (+1.0) Flat | (add an "S" at end of p/n) | MAIVN-2304F | 31.00mm (+1.0) Dish | or 103.70 mm (-1mm) | MAEVN-2304D | ||||||||
| 37.50mm (+2.5) Dish | MAIVN-2308D | 31.00mm (+1.0) dish | (add an "S" at end of p/n) | MAEVI-2304* | |||||||||
| 32.00mm (+2.0) Flat | MAEVN-2306F | ||||||||||||
| ENGINE COMPONENTS | |||||||||||||
| VALVE SPRINGS | Outer Spring | Inner Spring | Pressure (lbs@mm) | Max Net lift | Coil Bind | Rate | Titanium Retainer | ||||||
| Part Number | O.D. (mm) | I.D. (mm) | O.D. (mm) | I.D. (mm) | Seat | Open (lift) | mm | mm | lbs./mm | Part Number | |||
| SPR-TS/DUR-D1 | 27.50 | 20.00 | 20.00 | 15.20 | 83 @ 35.00 | 233 @ 12 | 14.30 | 20.70 | 12.10 | RET-TS5.5/T1 +Factory Seat+ SEAT-DUR1 | |||
| SPR-TS/DUR-D2 | 27.50 | 20.00 | 20.00 | 15.20 | 70 @ 36.20 | 215 @ 12 | 15.50 | 20.70 | 12.10 | RET-TS5.5/T1 +Factory Seat+ SEAT-DUR2 | |||
| SPR-TS/DUR-DS | 27.50 | 20.00 | SINGLE | 55 @ 35.00 | 170 @ 12 | 14.30 | 20.70 | 9.60 | RET-TS5.5/T1 +Factory Seat+ SEAT-DUR1 | ||||
| VALVE SEALS | INTAKE: VSI-D5.5-E | EXHAUST: VSI-D5.5-E | |||||||||||
| CAM FOLLOWERS | CF-31/2.5+ ( + shims / to be use with 1mm shorter valves) | ||||||||||||
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