Head Parts
Head & Valve Train Parts
| Item | Price | |
|---|---|---|
| MM Outer Valve Springs | $20 | Each |
| Use with stock inner spring on S14, S38, M20 & late M30 | ||
| MM Rally Valve Spring Set SOHCDuration/11.75mm Lift 260° Exhaust Lobe Duration/11.2mm Lift | $45 | Each |
| for M10 & early M30 Sport/Rally Heads also M20 IF you no longer have Inner Spring, Retainer & Perch Includes Inner and Outer Spring, Retainer, Perch & Shim | ||
| MM Rally Valve Spring Set DOHC | $45 | Each |
| for M42, M44, M50, M50tu, M52, S50, S52 Sport/Rally Heads Includes Inner and Outer Spring, Retainer, Perch & Shim | ||
| NEW Valve Compression Tool for M42, M50, S52-M54 Sold with Valve Spring Purchase | $30 | |
| Sold Alone | $50 | |
| Valve Guides, Manganese Bronze | $15 | Each |
| Rocker Arms: M10, M20, M30 Inspected, 30% stronger | $40 | |
| Dual Chamber Sprayer Bar M30 Engine | $125 | |
| Distributor Cam Conversion Nut M30 | $125 | |
| Adjustable Cam Sprocket M10 | $175 | |
| Adjustable Cam Sprocket M30 | $200 | |
| Single Row Timing Chain Conversion, M10 | $200 | |
| Single Row Timing Chain Conversion, S14 Using Cam Sprockets provided by customer | $250 | |
| Single Row Timing Chain Conversion, S14 Using NEW Cam Sprockets at $225 each | $700 | |
| Single Row Timing Chain Conversion, M42/M44 Using Cam Sprockets provided by customer | $250 | |
| Single Row Timing Chain Conversion, M42/M44 Using NEW Cam Sprockets at $50 each | $350 |
Head Gaskets & Head Bolts
| Item | Price |
|---|---|
| M10 Engines Head Gasket, 94mm Big Bore | $140 |
| S14 Engines Head Gasket, 94.5mm | $140 |
| M30, S38, Engines Head Gasket, 94.5mm & 95.5mm | $195 |
| Baby Six, M20 Engines Head Gasket, Improved Water Flow | $140 |
| Baby Six, M20 Engines Head Bolts, Set of 14 Socket, 10mm x 150mm long | $140 |
| M50,M52, S50, S52, Head Gasket, Improved Water Flow | $140 |